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GRB 171205A

Time: 07:20:43
Trigger Number: 794972
Burst Advocate: Valerio D'Elia

BAT Data:

RA: a 167.423
11:09:41.5
Dec: a -12.599
-12:35:56.4
90% Error Radius: b 1.6
T90: c 189.4
Fluence: d 36 (3)
1s Peak Photon Flux: e 1.0 (0.3)
Photon Index: f 1.41, PL (0.14)

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)

XRT Data:

RA: a 11:09:39.50
Dec: a -12:35:18.6
90% Error Radius: b 1.5
Time to First Observation: c 144.69
Early Flux: d 281
11 Hour Flux: d 0.079512352
24 Hour Flux: d 0.08806688
Initial Temporal Index: -1.84
Spectral Index (Gamma): 1.66173
Column Density (NH): e 0.0472535

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 11:09:39.547
Dec: a -12:35:17.93
90% Error Radius: b n/a
Time to First Observation: c 154
V Magnitude: V= 18.22
Other Filter Magnitudes: U=17.78
B=18.45
UVW1=17.13
UVM2=17.11
UVW2=16.96
White=17.70

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
0.0368 (VLT: emission & absorption)
Host Galaxy:
Likely host: 2MASX J11093966-1235116 (z = 0.037)
Other Observatory Detections:
VLT, HJT (1.5m), GMG (2.4m), NOEMA @ 150GHz, LSGT (0.43m), TNG (3.6m), GOTO, CTIO (1.3m), CHILESCOPE (1m), LCO (1m), MPG (2.2m), MASTER-SAAO, GTC (10.4m), TSHAO (1m), UKIRT (3.8m), VLA @ 6 GHz, SAO-RAS, Mondy (AZT-33IK), iTelescope (0.43m), MASTER-Net, Konus-Wind

Comments:

References:

BAT: GCN 22177; GCN 22184; GCN 22231
XRT: GCN 22177; GCN 22179; GCN 22183; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 22177; GCN 22181; GCN 22202
Radio: GCN 22187 (NOEMA); GCN 22216 (VLA)
Redshift: GCN 22180 (VLT)
Host: GCN 22178
Other: