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GRB 210207B

Time: 21:52:08
Trigger Number: 1031297
Burst Advocate: Amy Lien

BAT Data:

RA: a 270.614
18:02:27.4
Dec: a 53.700
53:42:00.0
90% Error Radius: b 1.4
T90: c 95.69
Fluence: d 43 (2)
1s Peak Photon Flux: e 3.1 (0.2)
Photon Index: f 1.20, PL (0.07)

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 18:02:32.33
Dec: a 53:40:55.8
90% Error Radius: b 1.4
Time to First Observation: c 73.93
Early Flux: d 1090
11 Hour Flux: d 0.18845892
24 Hour Flux: d 0.051593424
Initial Temporal Index: -2.172
Spectral Index (Gamma): 1.77966
Column Density (NH): e 0.719464

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 18:02:32.40
Dec: a 53:40:55.8
90% Error Radius: b 0.42
Time to First Observation: c 82
V Magnitude: V=17.61
Other Filter Magnitudes: B=17.95
U=17.80
UVW1=18.23
UVM2>19.12
UVW2>19.39
White=17.91

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Devasthal Optical Telescope (3.6m), Konus-Wind, AGILE, KAIT (0.76m), LCO (1m), Insight-HXMT/HE, AstroSat CZTI, GECAM-B

Comments:

References:

BAT: GCN 29420; GCN 29435
XRT: GCN 29420; GCN 29422; GCN 29427; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 29420; GCN 29436
Radio:
Redshift:
Host:
Other: