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GRB 141121A

Time: 03:50:43
Trigger Number: 619182
Burst Advocate: Amy Lien

BAT Data:

RA: a 122.665
08:10:39.6
Dec: a 22.206
22:12:21.6
90% Error Radius: b 2.1
T90: c 549.9
Fluence: d 53 (4)
1s Peak Photon Flux: e 0.9 (0.3)
Photon Index: f 1.73, PL (0.13)

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 141121A

XRT Data:

RA: a 08:10:40.68
Dec: a 22:13:02.7
90% Error Radius: b 1.4
Time to First Observation: c 362.43
Early Flux: d 607
11 Hour Flux: d 0.131181966
24 Hour Flux: d 0.083225016
Initial Temporal Index: -5.102
Spectral Index (Gamma): 1.93447
Column Density (NH): e 3.94373

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 08:10:40.63
Dec: a 22:13:02.2
90% Error Radius: b 0.5
Time to First Observation: c 371
V Magnitude: V=20.3
Other Filter Magnitudes: B=19.8
U=19.4
UVW1=19.4
UVM2=20.4
UVW2=21.2
White=20.2

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
1.47 (Keck I: absorption)
Host Galaxy:
Other Observatory Detections:
MAXI/GSC, MPG (2.2m), Keck I (10m), LCO-FTN (2m), HJT (1.5m), MITSuME (50cm), AS-32 (0.7m), Murikabushi (1m), AZT-33IK, AMI @ 15 GHz, Zeiss-1000 (1m), WSRT @ 4.9 GHz, Konus-Wind, AZT-33IK, ORI-40, VLA @ 14 GHz, DCT (4.3m)

Comments:

References:

BAT: GCN 17075; GCN 17083
XRT: GCN 17075; GCN 17080; GCN 17086; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 17075; GCN 17085
Radio: GCN 17099 (AMI); GCN 17104 (WSRT); GCN 17124 (VLA)
Redshift: GCN 17081 (Keck I)
Host:
Other: