Menu

GRB 220117B

Time: 20:05:28
Trigger Number: 1093611
Burst Advocate: Andrea Melandri

BAT Data:

RA: a 191.989
12:47:57.4
Dec: a -28.762
-28:45:43.2
90% Error Radius: b 2.7
T90: c 24.37
Fluence: d 2.9 (0.6)
1s Peak Photon Flux: e 0.5 (0.2)
Photon Index: f 1.94, Pl (0.32)

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 12:47:48.72
Dec: a -28:44:43.6
90% Error Radius: b 2.0
Time to First Observation: c 95.90
Early Flux: d 46.9
11 Hour Flux: d 0.16292988
24 Hour Flux: d 0.08818848
Initial Temporal Index: -0.1032
Spectral Index (Gamma): 2.04264
Column Density (NH): e 2.96395

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 104
V Magnitude: V>19.2
Other Filter Magnitudes: B>20.7
U>19.8
UVW1>20.0
UVM2>20.3
UVW2>20.4
White>20.5

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:

Comments:

UVOT: no detection

References:

BAT: GCN 31468; GCN 31486
XRT: GCN 31468; GCN 31473; GCN 31478; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 31468; GCN 31483
Radio:
Redshift:
Host:
Other: