{"version":"https://jsonfeed.org/version/1","title":"Micro.blog - Matthew Kenworthy","home_page_url":"https://micro.blog","feed_url":"https://micro.blog/posts/kenworthy","_microblog":{"about":"https://micro.blog/about/api","id":"1608590","username":"kenworthy","bio":"I am an astronomer working at Leiden Observatory in the Netherlands, and I'm interested in the direct imaging of extrasolar planets, and in seeing the transits of giant ring systems. Mostly work related posts with the occasional pretty photo thrown in for good measure.","pronouns":"","is_following":false,"is_you":false,"following_count":1,"discover_count":0},"author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://avatars.micro.blog/avatars/2024/16/1608590.jpg"},"items":[{"id":"91565732","content_html":"<p>Exomoons in 2026 - close but no cigar (yet): <a href=\"https://kenworthy.micro.blog/2026/06/05/exomoons-in-close-but-no.html\">kenworthy.micro.blog</a></p>","summary":"","url":"https://kenworthy.micro.blog/2026/06/05/exomoons-in-close-but-no.html","date_published":"2026-06-05T08:31:55+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:31","date_timestamp":1780648315,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":true,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116696568366592399","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjpziyxpf2i"]}},{"id":"91565473","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> I forgot to say a huge thank you to all my collaborators, this was a group effort in the best possible sense - I’d like to highlight Rico and Dario working on the RV measurements, and Isabella, Sydney and Andrew for kindly sharing their astrometry and the whole team for their patience with me :)</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjpnlvd4226","date_published":"2026-06-05T08:25:26+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:25","date_timestamp":1780647926,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91565205","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> Exomoons are in a similar position to exoplanets in 1994 - we see multiple moons around all the gas giants in our Solar system so they certainly should be around exoplanets: but we still have to get that first confirmed detection - maybe in the next few years? Fingers crossed! /fin 🔭 #exoplanets</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjpf67sg22h","date_published":"2026-06-05T08:20:43+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:20","date_timestamp":1780647643,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91565206","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> Another season of observations with CRIRES+ would take us down to exomoon masses of a few Earths, and test moon capture theories suggesting wide separation Neptune mass exomoons on longer orbital timescales. /7</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjpbe3oyp2s","date_published":"2026-06-05T08:18:35+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:18","date_timestamp":1780647515,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91565207","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> By combining these two results, we can rule out any exomoon greater than three Saturns in mass around Beta Pic b - not too constraining in itself for moon formation theory, but it’s the first time we do this for the whole Hill sphere of an exoplanet. /6</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjpaqrnxr2r","date_published":"2026-06-05T08:18:15+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:18","date_timestamp":1780647495,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91564715","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> The astrometry on Beta Pic b was reported by Macias, Jenkins and Vanderburg: ui.adsabs.harvard.edu/abs/2026AJ….. who added their limits into this paper.  #exoplanets 🔭 /5</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjp6tkxte2f","date_published":"2026-06-05T08:17:10+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:17","date_timestamp":1780647430,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91564502","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> The Hill sphere is the region of gravitational influence of a planet orbiting around its star. Radial velocity sensitivity drops with increasing distance from the planet, but another technique, astrometry, can indirectly detect an exomoon by deviations in the expected orbit of the planet. /4</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjoxpvbau2f","date_published":"2026-06-05T08:13:11+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:13","date_timestamp":1780647191,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91564503","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> We used the infrared spectrograph CRIRES+ on the VLT to measure the radial velocity of this self-luminous young exoplanet over several months, and were able to get to a precision of about 160 metres/second - enough to be sensitive to larger exomoons. /3</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjotspmw62r","date_published":"2026-06-05T08:11:00+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:11","date_timestamp":1780647060,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91564504","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> Beta Pic b is a promising target for exomoons, because (i) its nearby and relatively bright and (ii) its orbit is almost edge on to our line of sight. If the exomoons formed in the disk surrounding the planet, chances are that the exomoon orbit is close to edge on as well, maximising the signal. /2</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjorwnnpn23","date_published":"2026-06-05T08:09:57+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:09","date_timestamp":1780646997,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91563995","content_html":"<p>I led a paper on <a href=\"https://arxiv.org/abs/2606.04685\">“Upper limits on exosatellites around Beta Pictoris b”</a> where we searched for exomoons/satellites around the closest known directly imaged exoplanet. We combined CRIRES+ radial velocity and astrometry showing nothing &gt;150 Earth mass in the Hill sphere #astrodon #exoplanets 🔭 /1</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-06-05-at-10.02.54.png\" width=\"600\" height=\"302\" alt=\"A plot showing the Hill sphere around Beta Pictoris b, and two diagonal lines representing upper limits on detections by radial valocity (sensitive at small orbital periods) and astrometry (sensitive at long orbital periods).\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/06/05/i-led-a-paper-on.html","date_published":"2026-06-05T08:08:07+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"08:08","date_timestamp":1780646887,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116696475082195847","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnjooy2w552i"]}},{"id":"91525518","content_html":"<p><a href=\"http://catieslaughts.bsky.social\">@catieslaughts.bsky.social</a> two pages</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnfvuycy3z2b","date_published":"2026-06-03T20:06:17+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-06-03 20:06","date_timestamp":1780517177,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91525519","content_html":"<p><a href=\"http://erinleeryan.bsky.social\">@erinleeryan.bsky.social</a> Yard chard? I’ve heard that’s absard.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mnf6p4dgzh2q","date_published":"2026-06-03T13:11:24+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-06-03 13:11","date_timestamp":1780492284,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91525520","content_html":"<p><a href=\"http://jradavenport.com\">@jradavenport.com</a> I still find it amazing that everyone decided it was okay to have autonomous control software be installed in cars on the road and that we beta test in live conditions.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mn52t7mmfh2u","date_published":"2026-05-31T07:40:49+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-31 07:40","date_timestamp":1780213249,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"91132292","content_html":"<p>Fence post coding errors in social media web pages/applications drive me quietly insane: if you click on the star below a Mastodon post, the star spins… but the star points are not moving on the same circle, because someone was lazy and didn’t make the animation rotate on the correct point. Argh.</p>\n","summary":"","url":"https://kenworthy.micro.blog/2026/05/29/fence-post-coding-errors-in.html","date_published":"2026-05-29T08:33:23+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-29 08:33","date_timestamp":1780043603,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116656937731749986","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mmy4th444z2z"]}},{"id":"90994308","content_html":"<p>Student paper day 2: Elina Kleisioti+ on <a href=\"https://arxiv.org/abs/2605.26694\">“Interior-Atmosphere Coupling on TRAPPIST-1 f, g, and h: Cryovolcanic Water Exospheres and Infrared Detectability”</a> where tidal heating between transiting exoplanets generates H2O vapour exospheres but too thin for JWST detections #astrodon #exoplanets 🪐🔭</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-05-27-at-09.52.36.png\" width=\"600\" height=\"264\" alt=\"model of transmission spectrum of TRAPPIST 1f with a water atmosphere.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/05/27/student-paper-day-elina-kleisioti.html","date_published":"2026-05-27T08:00:43+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-27 08:00","date_timestamp":1779868843,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116645488876988893","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mmt255ugz523"]}},{"id":"90993350","content_html":"<p>Student paper day part 1: Michiel Darcis+ on <a href=\"https://arxiv.org/abs/2605.26805\">“The spectral energy distribution of YSES 1 b and its circumplanetary disc”</a> where it’s detected in optical wavelengths with MagAO-X: including the circumplanetary disk now revises the mass up to  26-41 Mjup depending on age #astrodon #exoplanets 🪐🔭</p>\n<div class=\"microblog_collection\">\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fb2b4e04233.png\" width=\"600\" height=\"378\" alt=\"images of YSES 1b in optical wavelengths\" loading=\"lazy\"><img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-05-27-at-09.37.34.png\" width=\"600\" height=\"291\" alt=\"spectral model of YSES 1b with a circumstellar disk model\" loading=\"lazy\">\n</div>\n","summary":"","url":"https://kenworthy.micro.blog/2026/05/27/093853.html","date_published":"2026-05-27T07:38:53+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-27 07:38","date_timestamp":1779867533,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116645399187828916","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mmsyuerz4v2m"]}},{"id":"90992580","content_html":"<p><a href=\"http://jeshooper.bsky.social\">@jeshooper.bsky.social</a> Seconding Benne’s point - keep it super simple but PLEASE add an email address so that you can be contacted.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mmp6o42r532w","date_published":"2026-05-25T19:12:16+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-25 19:12","date_timestamp":1779736336,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"90890022","content_html":"<p>Highly unimpressed with the #penguin print of a Terry #pratchett book I just bought… halfway through the font changes to low-res! Amazing that something so basic can get past a quality check. <a href=\"http://penguinbooksusa.bsky.social\">@penguinbooksusa.bsky.social</a> <a href=\"http://rhi.bsky.social\">@rhi.bsky.social</a> <a href=\"http://terrypratchett.bsky.social\">@terrypratchett.bsky.social</a></p>\n<div class=\"microblog_collection\">\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fimg-5240.jpg\" width=\"600\" height=\"263\" alt=\"detail of two pages showing readable printed font.\" loading=\"lazy\"><img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fimg-5242.jpg\" width=\"450\" height=\"600\" alt='The front cover of Penguin imprint of \"Monstrous Regiment\" by Terry Praatchett.' loading=\"lazy\"><img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fimg-5241.jpg\" width=\"600\" height=\"226\" alt=\"detail of two pages with print degraded to about ten pixels in height. Bold words are almost unreadable.\" loading=\"lazy\">\n</div>\n","summary":"","url":"https://kenworthy.micro.blog/2026/05/25/highly-unimpressed-with-the-penguin.html","date_published":"2026-05-25T18:12:22+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-25 18:12","date_timestamp":1779732742,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116636566110814274","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mmp3dm2iu42f"]}},{"id":"90889185","content_html":"<p><a href=\"http://mbkplus.bsky.social\">@mbkplus.bsky.social</a> The end of the baddies was staggeringly anticlimatic - one out of a plane, one stuck in a USB glow stick. One excellent callback was to Agent Donloe - I had a “wow he looks familiar- OH MY GOD IT’S HIM!” and thought it was suprisingly sweet.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkzqmqqwmt2h","date_published":"2026-05-04T13:09:52+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-05-04 13:09","date_timestamp":1777900192,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"89296339","content_html":"<p>Pretty spectacular to see different isotopologues of water(!) in the spectra from Kühnle et al. in <a href=\"https://arxiv.org/abs/2604.26850\">Oxygen and nitrogen isotopologues on cold COCONUTS-2b observed with MIRI/MRS</a> just amazing details zooming in on the spectra. All absorption lines full of information. #astrodon #exoplanets</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-30-at-09.00.22.png\" width=\"600\" height=\"417\" alt=\"Spectra of COCONUTS-2b showing many deep and narrow absorption lines.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/30/pretty-spectacular-to-see-different.html","date_published":"2026-04-30T07:13:36+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-30 07:13","date_timestamp":1777533216,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116492423486055418","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkp2x3ne7v2j"]}},{"id":"89224436","content_html":"<p>Casassus+ on <a href=\"https://arxiv.org/abs/2604.24991\">Hourly radio variability of PDS70c from time-differential photometry</a> using the ALMA array to see fluctuations around this exoplanet and circumplanetary disk. Very cool to see how quickly this flux can change! #astrodon #exoplanets</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-29-at-09.19.00.png\" width=\"600\" height=\"255\" alt=\"Three panels showing the radio images of the PDS 70 system. Each panel has a tilted ellipse representing dust in the system, and a zoomed in box shows the location of the planet PDS70c. Radio flux is not present in the first two epochs, but is clearly detected in the third panel.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/29/casassus-on-hourly-radio-variability.html","date_published":"2026-04-29T07:25:04+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-29 07:25","date_timestamp":1777447504,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116486809402891270","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkml67v3yg2o"]}},{"id":"89186545","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> Ack, I’m sorry! I will not be so quick on the reply button in the future.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkk3mjsy3g2h","date_published":"2026-04-28T07:44:00+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-28 07:44","date_timestamp":1777362240,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"89186546","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> Sure! Email me at my work address on kenworthy.space</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkk37gtauc2o","date_published":"2026-04-28T07:36:41+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-28 07:36","date_timestamp":1777361801,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"89186547","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> Not sure if you are joking, but rainbows HAVE been seen in Venus’ top cloud layers (Jansen and Hovenier 1974) - they found that the clouds we see are mostly sulphuric acid (bows are linearly polarized and the phase angle is dependent on the refractive index): journals.ametsoc.org/view/journal…</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkk2yaynka2i","date_published":"2026-04-28T07:32:39+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-28 07:32","date_timestamp":1777361559,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"89186548","content_html":"<p><a href=\"http://benjaminpope.bsky.social\">@benjaminpope.bsky.social</a> Sent! I also looked at the date and I gave these talks just over 10 years ago…. the Dad jokes still work though</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkeqix5e5m2i","date_published":"2026-04-26T04:41:50+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-26 04:41","date_timestamp":1777178510,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"89186549","content_html":"<p><a href=\"http://benjaminpope.bsky.social\">@benjaminpope.bsky.social</a> I wrote a two lecture series on presenting data in a more clear and informative way - do you want me to send you copies?</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkeqbslpq32w","date_published":"2026-04-26T04:37:50+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-26 04:37","date_timestamp":1777178270,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"88951778","content_html":"<p>Just had this interaction with one of the Dutch students in my group.</p>\n<p>This may well be the pinnacle of my professional career.</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-24-at-21.24.16.png\" width=\"600\" height=\"429\" alt=\"Discord messages: Dutch student says &quot;it's so weird it's natrium but english say sodium. What is up with that?&quot; I respond with &quot;I have Na idea&quot;. The student responds with &quot;okay we're done&quot;\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/24/just-had-this-interaction-with.html","date_published":"2026-04-24T19:48:01+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-24 19:48","date_timestamp":1777060081,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116461416098709491","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mkbccobx5p2i"]}},{"id":"88903112","content_html":"<p>My all-time favourite method of debugging is going to bed and looking at it again the next morning.</p>\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/24/my-alltime-favourite-method-of.html","date_published":"2026-04-24T04:55:21+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-24 04:55","date_timestamp":1777006521,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116457899750718128","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mk7qdhakqy2m"]}},{"id":"88903047","content_html":"<p><a href=\"http://tepickering.bsky.social\">@tepickering.bsky.social</a> The fundamental difference is that the discovery of unsecured servers is now trivial. I am assuming we’ll see some shocking major breaches in the near future.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mjtg4dzulj2o","date_published":"2026-04-19T07:20:34+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-19 07:20","date_timestamp":1776583234,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"88288358","content_html":"<p>Marcussen+ solve a complex multiple stellar system in a very elegant paper:  <a href=\"https://arxiv.org/abs/2604.12492\">“The µ Herculis system solved after nearly three centuries”</a>. It’s rare that the figures in a paper make me stop and say “Wow!” and I tip my hat to the authors for genuinely beautiful diagrams. Go take a look! #astrodon 🔭☄</p>\n<div class=\"microblog_collection\">\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-15-at-10.16.58.png\" width=\"600\" height=\"494\" alt=\"Three panels of the multiple stellar system mu Her. The top panel shows the widest view with ellipses showing the orbits of the stellar components. The projected ellipses are shown as 'shadows' cast onto the sky plane, and different components are coloured differently making a clean interpretation of the whole system.\" loading=\"lazy\"><img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-15-at-10.26.21.png\" width=\"600\" height=\"409\" alt=\"Astrometric projection onto one of the ellipses. It looks like a giant olive pierced by about one hundred short cocktail sticks.\" loading=\"lazy\">\n</div>\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/15/marcussen-solve-a-complex-multiple.html","date_published":"2026-04-15T08:28:27+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-15 08:28","date_timestamp":1776241707,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116407784592105377","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mjji5sqph222"]}},{"id":"88287730","content_html":"<p><a href=\"http://wesburt.bsky.social\">@wesburt.bsky.social</a> Apologies, I’m a complete random person dropping in on this, but just to say that’s a absolutely fantastic piece of art, and I am very sorry for what happened to you. Sterkte.</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mjjfhyu5cj2v","date_published":"2026-04-15T07:42:33+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-15 07:42","date_timestamp":1776238953,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"88287731","content_html":"<p><a href=\"http://elakdawalla.bsky.social\">@elakdawalla.bsky.social</a> We kind of tolerated Season 5 just to see it to the bitter end. It felt a bit like the “Hobbit” films in that I found myself going “It’s almost finished! Oh wait, another two hours to go….” more than once…</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mjey4dcq722v","date_published":"2026-04-13T13:32:45+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-13 13:32","date_timestamp":1776087165,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"88287732","content_html":"<p><a href=\"http://drspacejunk.bsky.social\">@drspacejunk.bsky.social</a> Not sure if you like Public Service Broadcasting, but this song and video are always fun: www.youtube.com/watch?v=wY-k…</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mjd2hkawfh2v","date_published":"2026-04-12T19:09:29+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-12 19:09","date_timestamp":1776020969,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"87964632","content_html":"<p>Li+ on <a href=\"https://arxiv.org/abs/2604.07703\">“A Search for Wide-orbit Planets Around M-dwarfs using Deep MIRI 15 micron Images”</a> shows how the background sensitivity of JWST enables searches down to a few Jupiter masses for targets that are typically several gigayears old. #exoplanets #astrodon</p>\n<div class=\"microblog_collection\">\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-10-at-09.45.35.png\" width=\"530\" height=\"600\" alt=\"Images of M stars and their surrounding environment. In one of the four panels, a candidate source is seen to the left of the main star.\" loading=\"lazy\"><img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-10-at-09.48.09.png\" width=\"600\" height=\"350\" alt=\"Contrast curves for the M dwarf stars looked at, showing contrasts from 1e-3 down the majority of them at 1e-4.\" loading=\"lazy\">\n</div>\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/10/li-on-a-search-for.html","date_published":"2026-04-10T07:52:16+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-10 07:52","date_timestamp":1775807536,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116379330233739212","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mj4tsa4mya25"]}},{"id":"87689616","content_html":"<p>Gruyère stuffed cheesy bread for Easter Sunday brunch #OmNomNom</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-04-06-at-12.44.52.png\" width=\"600\" height=\"360\" alt=\"Four small loaves of white bread with partially toasted gruyère cheese oozing out of the top of them.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/04/06/gruyre-stuffed-cheesy-bread-for.html","date_published":"2026-04-06T10:46:45+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-06 10:46","date_timestamp":1775472405,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116357360112962960","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mit3le72sm2l"]}},{"id":"87583985","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> s/summaries/summarises/</p>\n<p>sheesh…</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mimkcno5nu2n","date_published":"2026-04-03T20:21:51+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-03 20:21","date_timestamp":1775247711,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"87525857","content_html":"<p><a href=\"http://mattkenworthy.bsky.social\">@mattkenworthy.bsky.social</a> fantastic, thanks!r</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3miilfxmkz52o","date_published":"2026-04-02T06:30:56+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-04-02 06:30","date_timestamp":1775111456,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"87381474","content_html":"<p><a href=\"http://catieslaughts.bsky.social\">@catieslaughts.bsky.social</a> (and <a href=\"http://erinleeryan.bsky.social\">@erinleeryan.bsky.social</a> is right on the money - September 2000 is the date I have for this photo)</p>\n","url":"https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3midmxoypt22w","date_published":"2026-03-31T07:15:27+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-03-31 07:15","date_timestamp":1774941327,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":true}},{"id":"86986103","content_html":"<p>If you haven’t seen <a href=\"https://www.youtube.com/@3blue1brown\">3Blue1Brown</a> videos yet, you are missing out! His latest one is on <a href=\"https://www.youtube.com/watch?v=ldxFjLJ3rVY\">M.C. Escher’s picture frame distortion</a> is absolutely breathtaking, using visuals to introduce complex analysis in what feels a very intuitive way. All his videos are excellent and well worth a browse.</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-03-26-at-08.45.41.png\" width=\"600\" height=\"218\" alt=\"M.C. Escher's The Picture Gallery shows a highly distorted image of a continuously zoomed image, and the conformal mapping to a plane with infinitely tiled copied of this distorted image.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/03/26/if-you-havent-seen-bluebrown.html","date_published":"2026-03-26T07:47:51+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-03-26 07:47","date_timestamp":1774511271,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116294377574372448","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mhx4k7alqi23"]}},{"id":"86879298","content_html":"<p>Delighted to see our WISPIT team announce the <a href=\"https://www.eso.org/public/news/eso2604/\">second directly imaged exoplanet from the WISPIT 2 system!</a> Led by Chloe Lawlor (Galway) with Richelle van Capelleveen (Leiden), we also have a spectrum of the inner, more massive planet, showing carbon monoxide features.  ☄ #exoplanet #astrodon</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Feso2604b.jpg\" width=\"600\" height=\"378\" alt=\"Composite showing two red dots, representing the exoplanets WISPIT 2b and 2c, embedded in the white ellipses of scattered light.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/03/24/delighted-to-see-our-wispit.html","date_published":"2026-03-24T19:25:30+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-03-24 19:25","date_timestamp":1774380330,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116285790173924270","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mhtcj4j5kz25"]}},{"id":"85134616","content_html":"<p>I really love the new YouTube “you’re not a bot” sign in page, because when I click to watch a video this dialog pops up and I ask myself “Do I really need to watch this video?” and the answer is almost always “No I don’t” and I go do something more productive/useful instead. #lifehack</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-02-27-at-10.56.14.png\" width=\"600\" height=\"163\" alt='The answer is \"No, go do something else instead\"' loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/02/27/i-really-love-the-new.html","date_published":"2026-02-27T10:01:44+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-02-27 10:01","date_timestamp":1772186504,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116142021807856777","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mfthgt2buf2c"]}},{"id":"85053629","content_html":"<p>Huh. Weird. My Visles keyboard and/or Mac OSX decided to spontaneously swap the Option and Command keys on me. This led to a few puzzling minutes wondering if my keyboard had broken…</p>\n","summary":"","url":"https://kenworthy.micro.blog/2026/02/26/huh-weird-my-visles-keyboard.html","date_published":"2026-02-26T07:24:06+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-02-26 07:24","date_timestamp":1772090646,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116135733127694988","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mfqo325st326"]}},{"id":"84777356","content_html":"<p>It’s taken me a couple of days to work out where I’ve seen that look before, then as I was watching “The Exorcist” the answer came to me in a flash….</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-02-21-at-21.29.49.png\" width=\"600\" height=\"319\" alt='Andrew Mountbatten-Windsor sitting in a reclined seat of a car being driven out of a police station, and the demon Pazuzu as seen in the film \"The Exorcist\"' loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/02/22/its-taken-me-a-couple.html","date_published":"2026-02-22T09:13:38+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-02-22 09:13","date_timestamp":1771751618,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116113521157372448","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mfgsgaccht27"]}},{"id":"84172874","content_html":"<p>“Don’t blink. Don’t even blink”: Arima+ on <a href=\"https://arxiv.org/abs/2602.11600\">“An optical transient candidate of ≲  2-second duration captured by wide-field video observations”</a> where they look up into the Earth’s shadow to capture these very fleeting events. I’m not sure of their interpretation, but it’s fascinating. #astrodon ☄</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-02-13-at-07.05.59.png\" width=\"600\" height=\"251\" alt=\"Two images of a point source representing the transient event. The first image is circular, the second one is not circular, suggesting it may be quite close to the Earth.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/02/13/dont-blink-dont-even-blink.html","date_published":"2026-02-13T06:10:55+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-02-13 06:10","date_timestamp":1770963055,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116061841935686731","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3meptzao6f22g"]}},{"id":"84095000","content_html":"<p>Oh now this is VERY cool! Denis+ on <a href=\"https://arxiv.org/abs/2602.10260\">“Cold and eccentric: a high-spectral resolution view of 51 Eri b with\nVLT/HiRISE”</a> where radial velocity measurements of the exoplanet enable a determination of the 3D orbit, and therefore you can calculate the PHASE as seen by Earth! #astrodon #exoplanet ☄</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-02-12-at-04.30.54.png\" width=\"600\" height=\"447\" alt=\"Possible orbits for the exoplanet 51 Eri b drawn around the star, along with the planet at two locations in its orbit showing a dayside illuminated disk and a nightside disk.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/02/12/oh-now-this-is-very.html","date_published":"2026-02-12T03:44:42+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-02-12 03:44","date_timestamp":1770867882,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/116055598415362852","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3men3bz5fp72r"]}},{"id":"83040326","content_html":"<p>Very interesting paper by Blunt+ on <a href=\"https://arxiv.org/abs/2601.18877\">“Evidence for a Peak at ~0.3 in the Eccentricity Distribution of\nTypical Super-Jovian Exoplanets”</a> showing this e for planets between 0.1 and 4.5 au. Giant impacts, scattering with super-Jovians? #exoplanets #astrodon #astrosci <a href=\"http://blunt-comma-s.bsky.social\">@blunt-comma-s.bsky.social</a></p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2026%2Fscreenshot-2026-01-28-at-08.34.40.png\" width=\"600\" height=\"246\" alt=\"Three histograms showing the eccentricity versus count of planets for three mass ranges. Smaller Jovians have a decay from e=0.0, brown dwarfs have a flat eccentricity distribution, and the super-Jovians have a distinct peak at e of around 0.3 \" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2026/01/28/very-interesting-paper-by-blunt.html","date_published":"2026-01-28T07:42:35+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2026-01-28 07:42","date_timestamp":1769586155,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/115971605100901034","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3mdhroczrih2b"]}},{"id":"80470142","content_html":"<p>Huh. It takes just over 7 minutes for the Earth to cross its own diameter when going around the Sun… #astrodon #astrosci</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2025%2Fscreenshot-2025-12-21-at-11.34.47.png\" width=\"600\" height=\"57\" alt=\"\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2025/12/21/huh-it-takes-just-over.html","date_published":"2025-12-21T10:37:11+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2025-12-21 10:37","date_timestamp":1766313431,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/115757117521860390","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3maijmr2ng42r"]}},{"id":"80468243","content_html":"<p>New minor anxiety uncovered… trying to use PyMeeus and  <a href=\"https://data.giss.nasa.gov/modelE/ar5plots/srvernal.html\">NASA Model E</a> to calculate the exact time of the 2025 solstice, and PyMeeus says 2025-12-21 15:03 but NASA says 15:10… so I’d assume I go with NASA’s ephemerides, right? #astrodon #astrosci</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2025%2Fscreenshot-2025-12-21-at-10.33.39.png\" width=\"600\" height=\"150\" alt=\"Screenshot of output from NASA model page for calculating solstices and equinoxes for 2024, 2025 and 2026.\" loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2025/12/21/new-minor-anxiety-uncovered-trying.html","date_published":"2025-12-21T09:45:44+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2025-12-21 09:45","date_timestamp":1766310344,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":true,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/115756922015331976","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3maigtp3zmf2e"]}},{"id":"79931283","content_html":"<p>Inspired by one of my students: #exoplanets #astrodon #astrosci</p>\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2025%2Faeueaa.jpg\" width=\"556\" height=\"500\" alt='Is this a butterfly meme with the young man being me, the butterfly being \"ASASSN light curves\" and me saying \"Is this exorings?\"' loading=\"lazy\">\n","summary":"","url":"https://kenworthy.micro.blog/2025/12/13/inspired-by-one-of-my.html","date_published":"2025-12-13T08:46:16+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2025-12-13 08:46","date_timestamp":1765615576,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/115711383011477016","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3m7u7oy2zln2b"]}},{"id":"79562690","content_html":"<p>From SCExAO and CHARIS: Currie+ with <a href=\"https://arxiv.org/abs/2512.02159\">a superJovian around HIP 54515</a> and El Morsy+ with <a href=\"https://arxiv.org/abs/2512.02126\">substellar companion HIP 71618</a> adding to the superJovian/Brown Dwarf menagerie at 17 and 60 Jupiter masses respectively #astrodon #exoplanets ☄</p>\n<div class=\"microblog_collection\">\n<img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2025%2Fscreenshot-2025-12-08-at-09.14.09.png\" width=\"600\" height=\"548\" alt=\"HIP 54515 b shown as a point source at the 11 o'clocl position next to the star\" loading=\"lazy\"><img src=\"https://cdn.micro.blog/photos/1000x/https%3A%2F%2Fkenworthy.micro.blog%2Fuploads%2F2025%2Fscreenshot-2025-12-08-at-09.15.30.png\" width=\"600\" height=\"557\" alt=\"HIP 71618 B indicated around as a point source at the 2 o'clock position\" loading=\"lazy\">\n</div>\n","summary":"","url":"https://kenworthy.micro.blog/2025/12/08/from-scexao-and-charis-currie.html","date_published":"2025-12-08T08:16:57+00:00","author":{"name":"Matthew Kenworthy","url":"https://kenworthy.micro.blog/","avatar":"https://cdn.micro.blog/photos/96/https%3A%2F%2Favatars.micro.blog%2Favatars%2F2024%2F16%2F1608590.jpg","_microblog":{"username":"kenworthy"}},"_microblog":{"date_relative":"2025-12-08 08:16","date_timestamp":1765181817,"is_favorite":false,"is_bookmark":false,"is_deletable":false,"is_conversation":false,"is_linkpost":false,"is_mention":false,"note":"","syndication":["https://mastodon.social/@mattkenworthy/115682956630094844","https://bsky.app/profile/did:plc:f5d5dmhikh2lg5ah754httjo/post/3m7hlq6r4y62g"]}}]}