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GRB 200109A

Time: 01:46:16
Trigger Number: 948361
Burst Advocate: Andrea Melandri

BAT Data:

RA: a 307.116
20:28:27.8
Dec: a 52.988
52:59:16.8
90% Error Radius: b 1.2
T90: c 112.0
Fluence: d 21 (2)
1s Peak Photon Flux: e 0.7 (0.2)
Photon Index: f 1.31, PL (0.14)

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 20:28:29.98
Dec: a 52:59:36.9
90% Error Radius: b 1.4
Time to First Observation: c 102.91
Early Flux: d 112
11 Hour Flux: d 0.00490772436
24 Hour Flux: d 0.00176813021
Initial Temporal Index: -1.871
Spectral Index (Gamma): 1.66765
Column Density (NH): e 7.17975

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 110
V Magnitude: n/a
Other Filter Magnitudes: U>19.0
White>20.9

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Fermi (GBM)

Comments:

UVOT: no detection

References:

BAT: GCN 26678; GCN 26692
XRT: GCN 26678; GCN 26681; GCN 26682; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 26678; GCN 26690
Radio:
Redshift:
Host:
Other: