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GRB 141225A

Time: 23:01:07
Trigger Number: 622476
Burst Advocate: Paolo D'Avanzo

BAT Data:

RA: a 138.754
09:15:01.0
Dec: a 33.774
33:46:26.4
90% Error Radius: b 2.2
T90: c 40.24
Fluence: d 25 (2)
1s Peak Photon Flux: e 1.3 (0.4)
Photon Index: f 1.32, PL (0.15)

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 141225A

XRT Data:

RA: a 09:15:06.79
Dec: a 33:47:30.6
90% Error Radius: b 1.4
Time to First Observation: c 423.51
Early Flux: d n/a
11 Hour Flux: d 0.0222545898
24 Hour Flux: d 0.0107221833
Initial Temporal Index: -2.221
Spectral Index (Gamma): 1.67237
Column Density (NH): e 0.147644257087

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 09:15:06.92
Dec: a 33:47:30.9
90% Error Radius: b 0.66
Time to First Observation: c 428
V Magnitude: V?19.2
Other Filter Magnitudes: B>19.5
U=19.19
UVW1>19.0
UVM2>18.6
UVW2>19.7
White=18.81

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
0.915 (GTC: absorption)
Host Galaxy:
Other Observatory Detections:
CAHA (1.23m), Liverpool (2m), NOT, GCT (10.4m), Nanshan (36cm), MASTER-SAAO, T60 (0.60m), Fermi (GBM), TAROT (25cm), MPG (2.2m)

Comments:

References:

BAT: GCN 17229; GCN 17239
XRT: GCN 17229; GCN 17235; GCN 17238; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 17229; GCN 17233; GCN 17242
Radio:
Redshift: GCN 17234 (GTC)
Host:
Other: