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GRB 121117A

Time: 08:50:56
Trigger Number: 538696
Burst Advocate: Jay Cummings

BAT Data:

RA: a 31.617
02:06:28.1
Dec: a 7.432
07:25:55.2
90% Error Radius: b 1.1
T90: c 30
Fluence: d 14 (2)
1s Peak Photon Flux: e 1.1 (0.1)
Photon Index: f 1.16, PL (0.18)

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)

BAT Light Curve:

BAT Light Curve for GRB 121117A

XRT Data:

RA: a 02:06:26.55
Dec: a 07:25:10.3
90% Error Radius: b 1.7
Time to First Observation: c 52.22
Early Flux: d n/a
11 Hour Flux: d 0.009877812
24 Hour Flux: d 0.0035955024
Initial Temporal Index: -1.295
Spectral Index (Gamma): 2.07779
Column Density (NH): e 0.51900351377

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 02:06:26.56
Dec: a 07:25:10.5
90% Error Radius: b 0.6
Time to First Observation: c n/a
V Magnitude: V>20.3
Other Filter Magnitudes: B>20.6
U>20.3
UVW1>20.3
UVM2>20.2
UVW2>21.3
White_FC=19.17
White>21.9

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
MPG/ESO (2.2m)

Comments:

This burst occurred as the Swift spacecraft was approaching the South Atlantic Anomaly and the source was approaching the Earth Limb observing constraint.

References:

BAT: GCN 13967; GCN 13970
XRT: GCN 13967; GCN 13972; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13973
Radio:
Redshift:
Host:
Other: