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GRB 241026A

Time: 22:42:32
Trigger Number: 1262764
Burst Advocate: Andrea Melandri

BAT Data:

RA: a 293.425
19:33:42.0
Dec: a 57.996
57:59:45.6
90% Error Radius: b 1.2
T90: c 25.2
Fluence: d 25 (2)
1s Peak Photon Flux: e 4.0 (0.5)
Photon Index: f 1.56, PL (0.12)

90% error in parentheses,
a J2000; b arcmin; c seconds; d 10-7 erg/cm2 (15-150 keV); e ph/cm2/sec (15-150 keV); f PL = simple power-law, CPL = cutoff power-law (15-150 keV)

XRT Data:

RA: a 19:33:36.14
Dec: a 57:59:09.7
90% Error Radius: b 2
Time to First Observation: c 114.45
Early Flux: d n/a
11 Hour Flux: d 0.77140875
24 Hour Flux: d 0.241527
Initial Temporal Index: -2.422
Spectral Index (Gamma): 1.864520289
Column Density (NH): e 1.3770889072

Note: Please be aware that only the very basic temporal and spectral quantities are reported here. You are strongly encouraged to see the referenced GCN circulars for full details.
a J2000; b arcsec; c seconds; d 10-11 erg/cm2/s (0.3-10 keV); e 1021 cm-2

» XRT GRB Live Catalogue
» XRT Light Curves
» XRT Spectra

UVOT Data:

RA: a n/a
Dec: a n/a
90% Error Radius: b n/a
Time to First Observation: c 118
V Magnitude: V>19.8
Other Filter Magnitudes: B>20.6
U>20.2
UVW1>20.7
UVM2>20.7
UVW2>20.0
White>21.0

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
2.79 (BTA: absorption)
2.791 (LBT: absorption)
Host Galaxy:
Other Observatory Detections:
Fermi (GBM), SAO RAS (1m), COLIBRÍ (SVOM/F-GFT), KAIT (0.76m), Las Cumbres (1m), BTA (6m), GROWTH-India, SVOM/GRM, Zeiss-100, GECAM-B, LBT, TNOT (0.8m), GRBAlpha, SAO RAS, LBT, SAO RAS (6m), VLA @ (6, 10 and 15 GHz)

Comments:

UVOT: no detection

References:

BAT: GCN 37896; GCN 37971
XRT: GCN 37896; GCN 37897; GCN 37904; GCN 37908; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 37896; GCN 37947
Radio: GCN 38320 (VLA)
Redshift: GCN 37916 (BTA); GCN 37925 (LBT)
Host:
Other: