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GRB 120907A

Redshift:
0.970 (OSIRIS/GTC: absorption)
Host Galaxy:
Other Observatory Detections:
MASTER II, NOT, Fermi (GBM), OSIRIS/GTC, Santel-400AN (0.4m)

Time: 00:24:23
Trigger Number: 532871
Burst Advocate: Judy Racusin

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)
74.736
04:58:56.6
-9.323
-09:19:22.8
2.0 16.9 6.7 (1.1) 2.9 (0.4) 1.73, PL (0.25)

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)
04:59:00.00 -09:18:53.6 1.4 82.02 n/a 0.08789781 0.038013885 -0.4457 1.82021 1.10614

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
04:59:00.00 -09:18:54.0 0.52 142 V>19.5 B=19.02
U=17.67
UVW1=18.27
UVM2=18.68
UVW2=18.57

a arcsec; b seconds

Comments:

References:

BAT: GCN 13716; GCN 13720
XRT: GCN 13716; GCN 13722; GCN 13724; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13716; GCN 13725
Radio:
Redshift: GCN 13723 (OSIRIS/GTC)
Host:
Other:

BAT Light Curve:

BAT Light Curve for GRBblc/120907A.png