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GRB 191004B

Time: 21:33:41
Trigger Number: 927839
Burst Advocate: Brad Cenko

BAT Data:

RA: a 49.200
03:16:48.0
Dec: a -39.637
-39:38:13.2
90% Error Radius: b 1.0
T90: c 37.7
Fluence: d 25 (1)
1s Peak Photon Flux: e 5.0 (0.2)
Photon Index: f 1.10, PL (0.08)

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 03:16:48.94
Dec: a -39:38:06.8
90% Error Radius: b 2.0
Time to First Observation: c 57.66
Early Flux: d 181
11 Hour Flux: d 0.0504175
24 Hour Flux: d 0.019882942
Initial Temporal Index: -3.239
Spectral Index (Gamma): 1.54408
Column Density (NH): e 5.26101

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 03:16:49.10
Dec: a -39:38:03.9
90% Error Radius: b 0.43
Time to First Observation: c 69
V Magnitude: V>20.07
Other Filter Magnitudes: B>20.42
U>19.04
UVW1>19.96
UVM2>20.25
UVW2>20.09
White=18.01

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
3.503 (VLT: absorption)
Host Galaxy:
Other Observatory Detections:
MASTER-SAAO, LCO (1m), NOT, VLT, COATLI (50cm), MPG (2.2m), Konus-Wind

Comments:

References: