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GRB 130408A

Time: 21:51:38
Trigger Number: 553132
Burst Advocate: Amy Lien

BAT Data:

RA: a 134.398
08:57:35.5
Dec: a -32.363
-32:21:46.8
90% Error Radius: b 2.2
T90: c 28
Fluence: d 23 (4)
1s Peak Photon Flux: e 4.9 (1.0)
Photon Index: f 1.28, PL (0.26)

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 130408A

XRT Data:

RA: a 08:57:37.30
Dec: a -32:21:39.5
90% Error Radius: b 1.4
Time to First Observation: c 149.89
Early Flux: d n/a
11 Hour Flux: d 0.0561526
24 Hour Flux: d 0.015529384
Initial Temporal Index: -0.4662
Spectral Index (Gamma): 2.03183
Column Density (NH): e 0.115893

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 08:57:37.30
Dec: a -32:21:38.9
90% Error Radius: b 0.5
Time to First Observation: c 155
V Magnitude: V=15.75
Other Filter Magnitudes: B>20.84
U>20.55
UVW1>19.82
UVM2>19.75
UVW2>21.56
White=16.80

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
3.758 (VLT: absorption)
3.757 (Gemini-South)
Host Galaxy:
Other Observatory Detections:
Liverpool (2m), MPG/ESO (2.2m), VLT, Gemini-South, Konus-Wind, CTIO (1.3m), Skynet, Suzaku

Comments:

References:

BAT: GCN 14361; GCN 14373
XRT: GCN 14361; GCN 14367; GCN 14369; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 14363; GCN 14370
Radio:
Redshift: GCN 14365 (VLT); GCN 14366 (Gemini-South)
Host:
Other: GCN Report 439.1