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GRB 080319B

Time: 06:12:49
Trigger Number: 306757
Burst Advocate: Judy Racusin

BAT Data:

RA: a 217.919
14:31:40.6
Dec: a 36.300
36:18:00.0
90% Error Radius: b 1.0
T90: c >50
Fluence: d 810 (10)
1s Peak Photon Flux: e 24.8 (0.5)
Photon Index: f 1.04, PL (0.02)

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 080319B

XRT Data:

RA: a 14:31:41.04
Dec: a 36:18:08.7
90% Error Radius: b 1.4
Time to First Observation: c 60.47
Early Flux: d 15600
11 Hour Flux: d 0.4045594
24 Hour Flux: d 0.08752274
Initial Temporal Index: -0.1254
Spectral Index (Gamma): 1.81426
Column Density (NH): e 0.753587

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 14:31:40.98
Dec: a 36:18:08.8
90% Error Radius: b 0.5
Time to First Observation: c 51
V Magnitude: V<11.5
Other Filter Magnitudes: B=13.39
U=12.44
UVW1=12.49
UVM2=13.39
UVW2=13.36
White<13.9

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
0.937 (VLT Kueyen: absorption)
0.937 (Hobby-Eberly: absorption)
Host Galaxy:
Other Observatory Detections:
KAIT, REM (60cm), Super-LOTIS (0.6m), Liverpool (2m), PAIRITEL, Mt. Lemmon (1m), Gemini-South, Pi-of-the-Sky, VLT Kueyen, INTEGRAL, Hobby-Eberly, PROMPT (16"), RAPTOR, Mercator Telescope (1.2m), IAC80 (0.8m), ROTSE-IIIb, Lulin (1m), Konus-Wind, AAVSO, Nicholas Copernicus Observatory (40cm), VLA @ 4.86 GHz, Spitzer, Kharkiv (0.7m), HST, Gemini-North

Comments:

UVOT: V and White filters were saturated

References:

BAT: GCN 7427; GCN 7462
XRT: GCN 7427; GCN 7449; GCN 7459; GCN 7567; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 7427; GCN 7428; GCN 7496; GCN 7567
Radio: GCN 7506 (VLA)
Redshift: GCN 7444; GCN 7451 (VLT Kueyen); GCN 7456 (Hobby-Eberly)
Host:
Other: GCN Report 134.1