GRB 121128A
Redshift:
Other Observatory Detections:
2.20 (Gemini North: absorption)Host Galaxy:
Other Observatory Detections:
Faulkes North (2m), Gemini North, Konus-Wind, Fermi (GBM), RAPTOR, Sayan (AZT-33IK), MITSuME (50cm), ARIES Nainital (1.04m), Abastumani Observatory (0.7m)
Time: 05:05:37
Trigger Number: 539866
Burst Advocate: Sam Oates
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) |
|---|---|---|---|---|---|---|
| 300.589 20:02:21.4 |
54.301 54:18:03.6 |
1.0 | 23.3 | 69 (4) | 12.9 (0.4) | 1.32, PL (0.18) |
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) |
|---|---|---|---|---|---|---|---|---|---|
| 20:02:24.00 | 54:17:58.7 | 1.4 | 77.17 | 158 | 0.0471828 | 0.013250134 | -2.37 | 1.98504 | 10.9723 |
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 |
|---|---|---|---|---|---|
| 20:02:24.00 | 54:17:59.1 | 0.50 | 85 | V=17.00 | B=17.51 U=17.33 UVW1>19.6 UVM2>19.6 UVW2>20.0 White=16.19 |
a arcsec; b seconds
Comments:
References:
BAT: GCN 14007; GCN 14011
XRT: GCN 14007; GCN 14015; GCN 14016; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 14007; GCN 14017
Radio:
Redshift: GCN 14009 (Gemini North)
Host:
Other: GCN Report 406.1