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GRB 101219B

Time: 16:27:53
Trigger Number: 440635
Burst Advocate: Jonathan Gelbord

BAT Data:

RA: a 12.259
00:49:02.2
Dec: a -34.556
-34:33:21.6
90% Error Radius: b 3.9
T90: c 34
Fluence: d 21 (4)
1s Peak Photon Flux: e 0.6 (0.3)
Photon Index: f 1.56, PL (0.16)

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 101219B

XRT Data:

RA: a 00:48:55.42
Dec: a -34:34:00.4
90% Error Radius: b 1.5
Time to First Observation: c 542.70
Early Flux: d 96.8
11 Hour Flux: d 0.0473974
24 Hour Flux: d 0.028567298
Initial Temporal Index: -1.038
Spectral Index (Gamma): 1.85684
Column Density (NH): e 0.314000000330492

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 00:48:55.35
Dec: a -34:33:59.5
90% Error Radius: b 0.62
Time to First Observation: c 156
V Magnitude: V=17.55
Other Filter Magnitudes: B=18.79
U=17.25
UVW1=17.43
UVM2=18.15
UVW2=18.04
White=17.59

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
0.5519 (ESO-VLT: tentative redshift)
Host Galaxy:
UVW2 = 23.4 (Swift-UVOT: likely host)
Other Observatory Detections:
Fermi (GBM), MPI/ESO (2.2m), EVLA @ 8.46 GHz, GROND, ESO-VLT

Comments:

References:

BAT: GCN 11473; GCN 11475
XRT: GCN 11473; GCN 11480; GCN 11481; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 11473; GCN 11482; GCN 11516; GCN 11575. GCN 11576
Radio: GCN 11549 (EVLA)
Redshift: GCN 11579 (ESO-VLT)
Host: GCN 11575 (Swift-UVOT)
Other: