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GRB 180720C

Time: 22:23:57
Trigger Number: 848932
Burst Advocate: Sam LaPorte

BAT Data:

RA: a 265.655
17:42:37.2
Dec: a -26.634
-26:38:02.4
90% Error Radius: b 1.7
T90: c 124.2
Fluence: d 24 (2)
1s Peak Photon Flux: e 1.1 (0.2)
Photon Index: f 1.39, PL (0.13)

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 17:42:32.56
Dec: a -26:37:44.9
90% Error Radius: b 1.8
Time to First Observation: c 97.22
Early Flux: d n/a
11 Hour Flux: d 0.067039503
24 Hour Flux: d 0.0422629209
Initial Temporal Index: -0.5914
Spectral Index (Gamma): 2.07213
Column Density (NH): e 28.10463

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 100
V Magnitude: V>19.1
Other Filter Magnitudes: U>20.6
B>20.8
UVW1>20.3
UVM2>19.7
UVW2>19.8
White>21.0

a J2000; b arcsec; c seconds

Other Burst Info:

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

Comments:

BAT: The temporal and spectral characteristics of this burst are consistent with those of a long GRB.
UVOT: no detection

References:

BAT: GCN 22982; GCN 23000
XRT: GCN 22982; GCN 22987; GCN 23003; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 22982; GCN 22992
Radio:
Redshift:
Host:
Other: