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GRB 080916A

Time: 09:45:20
Trigger Number: 324895
Burst Advocate: Houri Ziaeepour

BAT Data:

RA: a 336.289
22:25:09.4
Dec: a -57.026
-57:01:33.6
90% Error Radius: b 1.0
T90: c 60
Fluence: d 40 (1)
1s Peak Photon Flux: e 2.7 (0.2)
Photon Index: f 1.17, CPL (0.21)

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 080916A

XRT Data:

RA: a 22:25:06.33
Dec: a -57:01:22.7
90% Error Radius: b 1.4
Time to First Observation: c 70.21
Early Flux: d n/a
11 Hour Flux: d 0.14086493
24 Hour Flux: d 0.05244269
Initial Temporal Index: -1.32
Spectral Index (Gamma): 1.88453
Column Density (NH): e 5.53508

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 22:25:06.20
Dec: a -57:01:22.9
90% Error Radius: b 0.5
Time to First Observation: c 78
V Magnitude: V=17.55
Other Filter Magnitudes: B=18.90
U=17.53
UVW1=18.25
UVM2=18.42
UVW2=18.75
White=18.33

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
0.689 (VLT: absorption and emission)
Host Galaxy:
Other Observatory Detections:
REM (60cm), VLT, Konus-Wind, Fermi (GBM), PROMPT (16'), ESO/MPI (2.2m), Suzaku

Comments:

References:

BAT: GCN 8237; GCN 8243
XRT: GCN 8237; GCN 8241; GCN 8244; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 8237; GCN 8249
Radio:
Redshift: GCN 8254 (VLT)
Host:
Other: GCN Report 167.1
GCN Report 167.2
GCN Report 167.3