GRB 211024B

Time: 22:20:36
Trigger Number: 1081073
Burst Advocate: Jeff Gropp

BAT Data:

RA: a 154.708
Dec: a 24.566
90% Error Radius: b 1.0
T90: c 603.5
Fluence: d 68 (3)
1s Peak Photon Flux: e 0.9 (0.2)
Photon Index: f 1.63, PL (0.09)

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 10:18:51.04
Dec: a 24:34:05.7
90% Error Radius: b 1.9
Time to First Observation: c 105
Early Flux: d n/a
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: -2.69
Spectral Index (Gamma): 2.08
Column Density (NH): e 0.97

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 6237
V Magnitude: V=19.02
Other Filter Magnitudes: B=20.0

a J2000; b arcsec; c seconds

Other Burst Info:

1.1137 (VLT: emission from host)
Host Galaxy:
Other Observatory Detections:
NEXT (0.6m), CAHA (2.2m), Ondrejov D50


Because of a conflicting preplanned observation, there was no immediate XRT or UVOT observation.


BAT: GCN 30980; GCN 30989
XRT: GCN 30994
UVOT: GCN 31005
Redshift: GCN 31800 (VLT)
Host: GCN 31800 (VLT)