GRB 121217A
Redshift:
Host Galaxy:
Other Observatory Detections:
Host Galaxy:
Other Observatory Detections:
MPG/ESO (2.2m), Fermi (GBM)
Time: 07:17:47
Trigger Number: 542441
Burst Advocate: Mike Siegel
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) |
|---|---|---|---|---|---|---|
| 153.708 10:14:49.9 |
-62.354 -62:21:14.4 |
1.0 | 778 | 62 (3) | 1.8 (0.1) | 1.53, PL (0.08) |
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) |
|---|---|---|---|---|---|---|---|---|---|
| 10:14:50.43 | -62:21:01.8 | 1.4 | 64.00 | 193 | 0.5307165 | 0.1784943 | -2.753 | 1.94438 | 3.983852 |
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 |
|---|---|---|---|---|---|
| 10:14:50.32 | -62:21:03.3 | 0.6 | 73 | V=19.01 | B=18.76 U=20.09 UVW1>19.96 UVM2>19.85 UVW2>20.37 White=19.58 |
a arcsec; b seconds
Comments:
References:
BAT: GCN 14089; GCN 14096
XRT: GCN 14089; GCN 14090; GCN 14093; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 14089; GCN 14092
Radio:
Redshift:
Host:
Other: GCN Report 410.1