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GRB 111212A

Time: 09:23:07
Trigger Number: 509543
Burst Advocate: Sergio Campana

BAT Data:

RA: a 310.442
20:41:46.1
Dec: a -68.585
-68:35:06.0
90% Error Radius: b 1.8
T90: c n/a
Fluence: d 14 (2)
1s Peak Photon Flux: e 0.8 (0.3)
Photon Index: f 1.67, PL (0.18)

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 111212A

XRT Data:

RA: a 20:41:43.57
Dec: a -68:36:44.7
90% Error Radius: b 1.4
Time to First Observation: c 3267.94
Early Flux: d n/a
11 Hour Flux: d 0.06594105
24 Hour Flux: d 0.021789985
Initial Temporal Index: -1.419
Spectral Index (Gamma): 2.03267
Column Density (NH): e 0.917809

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 3272
V Magnitude: V>19.2
Other Filter Magnitudes: B>20.1
U>20.1
UVW1>20.1
UVM2>20.3
UVW2>21.0
White>21.3

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:

Comments:

Due to an observing constraint, Swift did not slew until T0+47.6 minutes.
UVOT: no detection

References:

BAT: GCN 12667; GCN 12671
XRT: GCN 12669; GCN 12670; GCn 12674; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 12672
Radio:
Redshift:
Host:
Other: