GRB 121211A
Redshift:
Other Observatory Detections:
1.023 (Keck I)Host Galaxy:
Other Observatory Detections:
Faulkes North (2m), Keck I, MITSuME (50cm), Harold Johnson Telescope (1.5m), Fermi (GBM)
Time: 13:47:02
Trigger Number: 541200
Burst Advocate: Vanessa Mangano
Burst Alert Telescope (BAT):
| RA (J2000) |
Dec (J2000) |
90% Error a Radius |
T90 b | Fluence c (15-150 keV) |
1-sec Peak d Photon Flux (15-150 keV) |
Photon Index e (15-150 keV) |
|---|---|---|---|---|---|---|
| 195.575 13:02:18.0 |
30.173 30:10:22.8 |
4.9 | 182 | 13 (2.67) | 1.0 (0.3) | 2.36, PL (0.26) |
90% error in parentheses,
a arcmin; b seconds; c 10-7 erg/cm2; d ph/cm2/sec; e PL = simple power-law, CPL = cutoff power-law
X-Ray Telescope (XRT):
| RA (J2000) |
Dec (J2000) |
90% Error a Radius |
Time to First b Observation |
Early Flux c (0.3-10 keV) |
11 Hour Flux c (0.3-10 keV) |
24 Hour Flux c (0.3-10 keV) |
Initial d LC Index |
Spectral Index (Gamma) |
Column e Density (NH) |
|---|---|---|---|---|---|---|---|---|---|
| 13:02:07.99 | 30:08:54.9 | 1.4 | 89.52 | 664 | 0.13629805 | 0.0478345 | -0.4783 | 2.0682 | 4.58545 |
a arcsec; b seconds; c 10-11 erg/cm2/s; d temporal; e 1021 cm-2
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.
UltraViolet/Optical Telescope (UVOT):
| RA (J2000) |
Dec (J2000) |
90% Error a Radius |
Time to First b Observation |
Magnitude | Other Filter Magnitudes |
|---|---|---|---|---|---|
| 13:02:07.99 | 30:08:54.6 | 0.52 | 97 | V>19.9 | B=20.4 U=19.6 UVW1=20.6 UVM2=20.6 UVW2>21.1 White=19.9 |
a arcsec; b seconds
Comments:
References:
BAT: GCN 14057; GCN 14067
XRT: GCN 14057; GCN 14060; GCN 14061; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 14057; GCN 14063
Radio:
Redshift: GCN 14059 (Keck I)
Host:
Other: GCN Report 415.1