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GRB 210901A

Time: 15:04:36
Trigger Number: 1071488
Burst Advocate: Sibasish Laha

BAT Data:

RA: a 295.224
19:40:53.8
Dec: a -76.942
-76:56:31.2
90% Error Radius: b 1.9
T90: c 46.77
Fluence: d 31 (3)
1s Peak Photon Flux: e 2.4 (0.6)
Photon Index: f 2.08, PL (0.17)

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 19:41:06.71
Dec: a -76:55:36.0
90% Error Radius: b 2.3
Time to First Observation: c 151.44
Early Flux: d 186
11 Hour Flux: d 0.029773646
24 Hour Flux: d 0.0171641604
Initial Temporal Index: -2.85
Spectral Index (Gamma): 2.0032
Column Density (NH): e 1.664012

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 1578
V Magnitude: V>17.8
Other Filter Magnitudes: B>18.8
U>19.8
UVW1>17.8
White>20.9

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:

Comments:

UVOT: no detection

References:

BAT: GCN 30746; GCN 30750
XRT: GCN 30746; GCN 30749; GCN 30751; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 30746; GCN 30767
Radio:
Redshift:
Host:
Other: