# \#grb
**URL:** https://forum.astro-colibri.science/tag/grb/2.md
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## [🚀 Astro-COLIBRI v2.30.0: Automated GRB Afterglows, Observation Reports & ORCID Sign-in](https://forum.astro-colibri.science/t/astro-colibri-v2-30-0-automated-grb-afterglows-observation-reports-orcid-sign-in/535)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [June 25, 2026, 6:55am UTC](https://forum.astro-colibri.science/t/astro-colibri-v2-30-0-automated-grb-afterglows-observation-reports-orcid-sign-in/535 "2026-06-25T06:55:49Z")
Hi everyone, We are excited to announce the release of Astro-COLIBRI v2.30.0! This update is all about the optical follow-up of transients: automatic, AI-assisted extraction of GRB afterglow photometry from GCN circular…
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## [Happy 2nd Anniversary, SVOM!](https://forum.astro-colibri.science/t/happy-2nd-anniversary-svom/534)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [June 21, 2026, 6:28pm UTC](https://forum.astro-colibri.science/t/happy-2nd-anniversary-svom/534 "2026-06-21T18:28:46Z")
Two years ago already the SVOM mission has been launched. Since then it is performing flawlessly, summarized by this short overview of the mission’s achievements:
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## [First event of the new year: AC 2026a](https://forum.astro-colibri.science/t/first-event-of-the-new-year-ac-2026a/483)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [January 1, 2026, 10:47am UTC](https://forum.astro-colibri.science/t/first-event-of-the-new-year-ac-2026a/483 "2026-01-01T10:47:48Z")
Happy New Year and all the best for 2026! :sparkles: The first event recorded within Astro-COLIBRI and given the name “AC 2026a” by the Astro-COLIBRI nameserver is a gamma-ray burst detected by Swift: GRB 260101A. Its r…
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## [Neutrino - GRB coincidence (?)](https://forum.astro-colibri.science/t/neutrino-grb-coincidence/346)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 5\
**Last updated:** [March 10, 2025, 1:26pm UTC](https://forum.astro-colibri.science/t/neutrino-grb-coincidence/346 "2025-03-10T13:26:06Z")
Another intriguing multi-messenger coincidence: A (very) high-energy neutrino candidate event was detected by the IceCube neutrino telescope at 2025-03-09 07:36:04. The preliminary data reconstruction gives an enormous …
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## [GRB250103A : seen but not measurable](https://forum.astro-colibri.science/t/grb250103a-seen-but-not-measurable/311)
**Author:** [@marc.serrau2](https://forum.astro-colibri.science/u/marc.serrau2)\
**Replies:** 1\
**Last updated:** [January 4, 2025, 11:46am UTC](https://forum.astro-colibri.science/t/grb250103a-seen-but-not-measurable/311 "2025-01-04T11:46:44Z")
Here the GRB counterpart after 1h exposure with G (RAPAS A) filter. Or it is the background galaxy… Limiting magnitude is 20 at S/N=5.
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## [What is so special with GRB221009A?](https://forum.astro-colibri.science/t/what-is-so-special-with-grb221009a/16)
**Author:** [@aalkan](https://forum.astro-colibri.science/u/aalkan)\
**Replies:** 3\
**Last updated:** [December 28, 2024, 7:36pm UTC](https://forum.astro-colibri.science/t/what-is-so-special-with-grb221009a/16 "2024-12-28T19:36:51Z")
Hi, I heard a lot about GRB221009A in the astronomy community.What is so special about this astrophysical source?
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## [Counterpart to the black hole merger S241125n](https://forum.astro-colibri.science/t/counterpart-to-the-black-hole-merger-s241125n/271)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [November 25, 2024, 8:36pm UTC](https://forum.astro-colibri.science/t/counterpart-to-the-black-hole-merger-s241125n/271 "2024-11-25T20:36:17Z")
Possibly exciting news for multi-messenger astrophysics: The Swift/GUANO team analyzed data recorded by the BAT instrument onboard the Swift satellite. In a search spatially and temporally coincident with the gravitatio…
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## [Grb240809a](https://forum.astro-colibri.science/t/grb240809a/217)
**Author:** [@marc.serrau2](https://forum.astro-colibri.science/u/marc.serrau2)\
**Replies:** 8\
**Last updated:** [August 14, 2024, 6:09am UTC](https://forum.astro-colibri.science/t/grb240809a/217 "2024-08-14T06:09:14Z")
Un évènement suivi par KNC : https://gcn.nasa.gov/circulars/37015 Je n’ai réussi à retrouver le fameux bouton pour le déclarer dans la liste RAPAS dans AstroColibri…
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## [GRB240422A Gamma-Ray Burst](https://forum.astro-colibri.science/t/grb240422a-gamma-ray-burst/155)
**Author:** [@roger.hellot.astro](https://forum.astro-colibri.science/u/roger.hellot.astro)\
**Replies:** 3\
**Last updated:** [April 23, 2024, 2:23pm UTC](https://forum.astro-colibri.science/t/grb240422a-gamma-ray-burst/155 "2024-04-23T14:23:31Z")
Hi ! I made yesterday morning (2024-04-22 04-34-04) 10 pictures with each filter L, g’ and r’ of the target 17 02 26.4 -67 25 48 Question: What to do with these observations? Who has interest and in which form? Kindly…
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## [SVOM ready for launch](https://forum.astro-colibri.science/t/svom-ready-for-launch/82)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [January 31, 2024, 3:16pm UTC](https://forum.astro-colibri.science/t/svom-ready-for-launch/82 "2024-01-31T15:16:33Z")
Last week the French-Chinese SVOM mission successfully passed the Flight Acceptance Review. SVOM is dedicated to the study of gamma-ray bursts and other transient phenomena. It is due to be launched on 24th june 2024 fr…
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## [New Zooniverse's project "Burst Chaser"](https://forum.astro-colibri.science/t/new-zooniverses-project-burst-chaser/61)
**Author:** [@Astromarcos123](https://forum.astro-colibri.science/u/Astromarcos123)\
**Replies:** 0\
**Last updated:** [January 10, 2024, 9:51pm UTC](https://forum.astro-colibri.science/t/new-zooniverses-project-burst-chaser/61 "2024-01-10T21:51:57Z")
Help astronomers on identifying signatures of gamma-ray bursts (GRBs), one of the most energetic explosions in the universe!
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## [Swift detected GRBs without prompt notices](https://forum.astro-colibri.science/t/swift-detected-grbs-without-prompt-notices/38)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 0\
**Last updated:** [January 2, 2024, 7:12pm UTC](https://forum.astro-colibri.science/t/swift-detected-grbs-without-prompt-notices/38 "2024-01-02T19:12:11Z")
The Swift satellite has detected two GRBs over the last two days without sending the usual, fully automatic notices. This is most likely due to an issues with the TDRSS system used to rapidly downlink the relevant data. …
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## [GRB detected by Fermi-GBM on 2023-12-22](https://forum.astro-colibri.science/t/grb-detected-by-fermi-gbm-on-2023-12-22/14)
**Author:** [@Fabian.Schussler](https://forum.astro-colibri.science/u/Fabian.Schussler)\
**Replies:** 2\
**Last updated:** [December 22, 2023, 10:35pm UTC](https://forum.astro-colibri.science/t/grb-detected-by-fermi-gbm-on-2023-12-22/14 "2023-12-22T22:35:57Z")
Fermi-GBM detected a GRB-like signal on 2023-12-22 07:26:02 but did not yet confirm the detection. The lightcurve looks genuine though… Event: Astro-COLIBRI