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GRB 121117A

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

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

Burst Alert Telescope (BAT):

RA
(J2000)
Dec
(J2000)
90% Error a
Radius
T90 b Fluence c
(15-150 keV)
1-sec Peak d
Photon Flux
(15-150 keV)
Photon Index e
(15-150 keV)
31.617
02:06:28.1
7.432
07:25:55.2
1.1 30 14 (2) 1.1 (0.1) 1.16, PL (0.18)

90% error in parentheses,
a arcmin; b seconds; c 10-7 erg/cm2; d ph/cm2/sec; e PL = simple power-law, CPL = cutoff power-law

X-Ray Telescope (XRT):

RA
(J2000)
Dec
(J2000)
90% Error a
Radius
Time to First b
Observation
Early Flux c
(0.3-10 keV)
11 Hour Flux c
(0.3-10 keV)
24 Hour Flux c
(0.3-10 keV)
Initial d
LC Index
Spectral
Index
(Gamma)
Column e
Density
(NH)
02:06:26.55 07:25:10.3 1.7 52.22 n/a 0.009877812 0.0035955024 -1.295 2.07779 0.51900351377

a arcsec; b seconds; c 10-11 erg/cm2/s; d temporal; e 1021 cm-2

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.

» XRT GRB Live Catalogue
» XRT Light Curves
» XRT Spectra

UltraViolet/Optical Telescope (UVOT):

RA
(J2000)
Dec
(J2000)
90% Error a
Radius
Time to First b
Observation
Magnitude Other Filter
Magnitudes
02:06:26.56 07:25:10.5 0.6 n/a V>20.3 B>20.6
U>20.3
UVW1>20..3
UVM2>20.2
UVW2>21.3
White_FC=19.17
White>21.9

a arcsec; b seconds

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:

BAT Light Curve:

BAT Light Curve for GRBblc/121117A.png