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GRB 050908

Time: 05:42:31
Trigger Number: 154112
Burst Advocate: Mike Goad

BAT Data:

RA: a 20.457
01:21:49.7
Dec: a -12.950
-12:57:00.0
90% Error Radius: b 1.5
T90: c 19.400
Fluence: d 4.83 (0.51)
1s Peak Photon Flux: e 0.70 (0.14)
Photon Index: f 1.88, PL (0.17)

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 050908

XRT Data:

RA: a 01:21:50.70
Dec: a -12:57:18.0
90% Error Radius: b 1.5
Time to First Observation: c n/a
Early Flux: d n/a
11 Hour Flux: d 0.006362136
24 Hour Flux: d 0.0024942755
Initial Temporal Index: -1.2
Spectral Index (Gamma): 2.74883
Column Density (NH): e 0.000000385483

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 n/a
Dec: a n/a
90% Error Radius: b n/a
Time to First Observation: c 105
V Magnitude: V=19.3
Other Filter Magnitudes: B>21.1
U>19.5
UVW1>19.1
UVM2>20.9
UVW2>20.6

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
3.350 (VLT: absorption)
3.3437 (GMOS: absorption)
3.3440 (Keck: absorption)
Host Galaxy:
Other Observatory Detections:
New Mexico Sky Observatory, Palomar (60"), KAIT (Lick), PROMPT, VLT, GMOS, AAVSO, WIRO, Keck, Maidanak

Comments:

References:

BAT: GCN 3942; GCN 3951; TS table 9/13/05, 9/24/05; arXiv:0707.4626
XRT: GCN 3942; GCN 3946; GCN 3952; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 3942; GCN 3954; GCN 3960
Radio:
Redshift: GCN 3948 (VLT); GCN 3949 (GMOS); GCN 3971 (Keck)
Host:
Other: