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GRB 120907A

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

BAT Data:

RA: a 74.736
04:58:56.6
Dec: a -9.323
-09:19:22.8
90% Error Radius: b 2.0
T90: c 16.9
Fluence: d 6.7 (1.1)
1s Peak Photon Flux: e 2.9 (0.4)
Photon Index: f 1.73, PL (0.25)

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 120907A

XRT Data:

RA: a 04:59:00.00
Dec: a -09:18:53.6
90% Error Radius: b 1.4
Time to First Observation: c 82.02
Early Flux: d n/a
11 Hour Flux: d 0.08789781
24 Hour Flux: d 0.038013885
Initial Temporal Index: -0.4457
Spectral Index (Gamma): 1.82021
Column Density (NH): e 1.10614

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 04:59:00.00
Dec: a -09:18:54.0
90% Error Radius: b 0.52
Time to First Observation: c 142
V Magnitude: V>19.5
Other Filter Magnitudes: B=19.02
U=17.67
UVW1=18.27
UVM2=18.68
UVW2=18.57

a J2000; b arcsec; c seconds

Other Burst Info:

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

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: