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GRB 210104A

Time: 11:26:59
Trigger Number: 1015873
Burst Advocate: Eleonora Troja

BAT Data:

RA: a 103.771
06:55:05.0
Dec: a 64.675
64:40:30.0
90% Error Radius: b 1.0
T90: c 32.06
Fluence: d 88 (2)
1s Peak Photon Flux: e 12.1 (0.4)
Photon Index: f 1.55, PL (0.04)

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 06:55:05.47
Dec: a 64:40:33.8
90% Error Radius: b 1.4
Time to First Observation: c 62.72
Early Flux: d 141
11 Hour Flux: d 0.47867072
24 Hour Flux: d 0.165625504
Initial Temporal Index: -1.524
Spectral Index (Gamma): 1.92435
Column Density (NH): e 1.244672

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 06:55:05.25
Dec: a 64:40:34.0
90% Error Radius: b 1.10
Time to First Observation: c 71
V Magnitude: V=16.36
Other Filter Magnitudes: B=16.59
U_fc=15.28
UVW1=16.12
UVM2=16.58
UVW2=17.09
White=16.23

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Fermi (GBM), Xinglong GWAC-F60A, BOOTES-4/MET (0.6m), MITSuME (50cm), Assy-Turgen AZT-20, Murikabushi (105cm), MASTER-Tavrida, Nanshan NEXT (0.6m), DOAO (1m), DFOT (1.3m), Konus-Wind, ATLAS, CALET GBM, SARA (0.9m), VIRT (0.5M), GMG (2.4m), SAO RAS (0.5m), AZT-33IK, AROMA-N (14"), AstroSat CZTI, CAHA (2.2m), Konus-Wind

Comments:

References:

BAT: GCN 29233; GCN 29251
XRT: GCN 29233; GCN 29245; GCN 29260; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 29233; GCN 29247
Radio:
Redshift:
Host:
Other: