June 2024 - vsnet-grb-info - ooruri.kusastro.kyoto-u.ac.jp

[vsnet-grb-info 34597] GRB 240624B: Fermi GBM Final Real-time Localization
by GCN Circulars 25 Jun '24

25 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36749 SUBJECT: GRB 240624B: Fermi GBM Final Real-time Localization DATE: 24/06/25 02:27:05 GMT FROM: Fermi GBM Team at MSFC/Fermi-GBM <do_not_reply(a)GIOC.nsstc.nasa.gov> The Fermi GBM team reports the detection of a likely LONG GRB At 19:19:45 UT on 24 Jun 2024, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 240624B (trigger 740949590.263268 / 240624805). The on-ground calculated location, using the Fermi GBM trigger data, is RA =… [View More]

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[vsnet-grb-info 34596] LIGO/Virgo/KAGRA S240624cd: Retraction of GW unmodeled transient candidate
by GCN Circulars 24 Jun '24

24 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36747 SUBJECT: LIGO/Virgo/KAGRA S240624cd: Retraction of GW unmodeled transient candidate DATE: 24/06/24 23:08:59 GMT FROM: hsiang-yu.huang(a)ligo.org The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration report: The trigger S240624cd is no longer considered to be a candidate of interest. The power in the strain channel was also witnessed in environmental monitors pointing to a data quality problem with the Livingston … [View More]

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[vsnet-grb-info 34595] GRB240615A: Gemini-North observations of the BAT and XRT positions
by GCN Circulars 24 Jun '24

24 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36746 SUBJECT: GRB240615A: Gemini-North observations of the BAT and XRT positions DATE: 24/06/24 19:59:01 GMT FROM: Jillian Rastinejad at Northwestern Univ. <jillianrastinejad2024(a)u.northwestern.edu> Jillian Rastinejad, Wen-fai Fong and Charles D. Kilpatrick (Northwestern) report on behalf of a larger collaboration: We observed the location of the short-duration GRB 240615A (Fermi GBM Team GCN 36671, DeLaunay et al. GCN 36672, Frederiks et al. GCN … [View More]

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[vsnet-grb-info 34594] GRB 240624A: Fermi GBM Final Real-time Localization
by GCN Circulars 24 Jun '24

24 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36745 SUBJECT: GRB 240624A: Fermi GBM Final Real-time Localization DATE: 24/06/24 13:40:32 GMT FROM: Cuán de Barra at UCD <cuan.debarra(a)ucdconnect.ie> The Fermi GBM team reports the detection of a likely LONG GRB At 06:01:11.37 UT on 24 June 2024, the Fermi Gamma-ray Burst Monitor (GBM) triggered and located GRB 240624A (trigger 740901676/240624251). The on-ground calculated location, using the Fermi GBM trigger data, is RA = 114.37, Dec = -11.05 (… [View More]

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[vsnet-grb-info 34593] GRB 240619A: detection of a radio counterpart with AMI-LA
by GCN Circulars 24 Jun '24

24 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36744 SUBJECT: GRB 240619A: detection of a radio counterpart with AMI-LA DATE: 24/06/24 10:36:50 GMT FROM: Lauren Rhodes at Oxford <lauren.rhodes(a)physics.ox.ac.uk> Lauren Rhodes, Rob Fender (Oxford), Dave Green, Dave Titterington (Cambridge) report: We observed the field of GRB 240619a (GCN 36694) with the Arcminute Microkelvin Imager - Large Array (AMI-LA) at 15.5 GHz beginning at UT 13:45:34 on 22-June-2024 for a total of 4 hours. The flux … [View More]

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[vsnet-grb-info 34592] GRB 240624A: Swift detection of a burst
by GCN Circulars 24 Jun '24

24 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36743 SUBJECT: GRB 240624A: Swift detection of a burst DATE: 24/06/24 06:10:39 GMT FROM: David Palmer at LANL <palmer(a)lanl.gov> N. J. Klingler (GSFC/UMBC/CRESSTII), K. L. Page (U Leicester) and D. M. Palmer (LANL) report on behalf of the Neil Gehrels Swift Observatory Team: At 06:01:09 UT, the Swift Burst Alert Telescope (BAT) triggered and located GRB 240624A (trigger=1238732). Swift did not slew to the location due to an observing constraint. … [View More]

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[vsnet-grb-info 34591] LIGO/Virgo/KAGRA S240623dg: Retraction of GW compact binary merger candidate
by GCN Circulars 23 Jun '24

23 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36742 SUBJECT: LIGO/Virgo/KAGRA S240623dg: Retraction of GW compact binary merger candidate DATE: 24/06/23 23:47:57 GMT FROM: Young-Min Kim at KASI <young-min.kim(a)ligo.org> The LIGO Scientific Collaboration, the Virgo Collaboration, and the KAGRA Collaboration report: The trigger S240429an is no longer considered to be a candidate of interest. This candidate was initially identified by one or more early-warning analyses by matching partial signal … [View More]

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[vsnet-grb-info 34590] EP240618a: NOT further optical observations
by GCN Circulars 23 Jun '24

23 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36741 SUBJECT: EP240618a: NOT further optical observations DATE: 24/06/23 02:56:10 GMT FROM: Dong Xu at NAOC/CAS <dxu(a)nao.cas.cn> X. Liu, S.Y. Fu, J. An, Z.P. Zhu, S.Q. Jiang, D. Xu (NAOC), M. Turkki (NOT) report on behalf of a large collaboration: Following the first epoch of the observations of EP240618a (Sun et al., GCN 36690) at the the 2.56-m Nordic Optical Telescope (NOT, Liu et al., GCN 36736), we have carried out the second epoch at the NOT.… [View More]

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[vsnet-grb-info 34589] GRB 240619A: J-band detection with WINTER
by GCN Circulars 23 Jun '24

23 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36740 SUBJECT: GRB 240619A: J-band detection with WINTER DATE: 24/06/23 01:24:35 GMT FROM: Geoffrey Mo at MIT <gmo(a)mit.edu> Geoffrey Mo (MIT), Robert Stein (Caltech), Benjamin Schneider (MIT), Viraj Karambelkar (Caltech), Danielle Frostig (MIT), Nathan Lourie (MIT), Tomas Ahumada (Caltech), Robert Simcoe (MIT), and Mansi Kasliwal (Caltech) report: We observed the field of GRB 240619A (Fermi GBM team, GCN 36694; Greiner et al., GCN 36695; Dalessi et … [View More]

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[vsnet-grb-info 34588] GRB 240619A: J-band detection with WINTER
by GCN Circulars 23 Jun '24

23 Jun '24

TITLE: GCN CIRCULAR NUMBER: 36739 SUBJECT: GRB 240619A: J-band detection with WINTER DATE: 24/06/23 01:24:30 GMT FROM: Geoffrey Mo at MIT <gmo(a)mit.edu> Geoffrey Mo (MIT), Robert Stein (Caltech), Benjamin Schneider (MIT), Viraj Karambelkar (Caltech), Danielle Frostig (MIT), Nathan Lourie (MIT), Tomas Ahumada (Caltech), Robert Simcoe (MIT), and Mansi Kasliwal (Caltech) report: We observed the field of GRB 240619A (Fermi GBM team, GCN 36694; Greiner et al., GCN 36695; Dalessi et … [View More]

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