GRB 211023B

Time: 21:05:52
Trigger Number: 1080859
Burst Advocate: Simone Dichiara

BAT Data:

RA: a 170.314
Dec: a 39.133
90% Error Radius: b 2.0
T90: c 1.30
Fluence: d 1.7 (0.3)
1s Peak Photon Flux: e 2.2 (0.3)
Photon Index: f 1.97, PL (0.24)

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 11:21:14.09
Dec: a 39:08:07.2
90% Error Radius: b 2.7
Time to First Observation: c 95.3
Early Flux: d n/a
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: -1.03
Spectral Index (Gamma): 2.08
Column Density (NH): e 0.98

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 11:21:14.33
Dec: a 39:08:08.8
90% Error Radius: b 0.53
Time to First Observation: c 98
V Magnitude: V>18.8
Other Filter Magnitudes: B>19.9

a J2000; b arcsec; c seconds

Other Burst Info:

0.862 (LBT: spectroscopic)
Host Galaxy:
Likely host contribution (Gemini-North, Subaru, LBT)
Other Observatory Detections:
CAHA (2.2m), LDT (4.3m), Gemini-North, Sayan/AZT-33IK, Subaru (8.2m)



BAT: GCN 30960; GCN 30979
XRT: GCN 30960; GCN 30966; GCN 30967
UVOT: GCN 30960; GCN 30975
Redshift: GCN 31107 (LBT)
Host: GCN 31002 (Gemini-North); GCN 31038 (Subaru); GCN 31107 (LBT)