GRB 121125A
Redshift:
Host Galaxy:
Other Observatory Detections:
Host Galaxy:
Other Observatory Detections:
Mt. Lemmon (1m), Fermi (GBM)
Time: 08:32:27
Trigger Number: 539563
Burst Advocate: Brad Barlow
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) |
|---|---|---|---|---|---|---|
| 228.519 15:14:04.6 |
55.318 55:19:04.8 |
1.2 | 52.2 | 47 (1) | 2.9 (0.2) | 1.52, PL (0.06) |
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) |
|---|---|---|---|---|---|---|---|---|---|
| 15:14:06.72 | 55:18:48.2 | 1.4 | 66.8 | 427 | 0.1109437 | 0.0403325 | -2.69 | 2.15112 | 0.979729 |
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 |
|---|---|---|---|---|---|
| 15:14:06.58 | 55:18:48.0 | 0.50 | 75 | V=19.11 | B=19.31 U=16.21 UVW1=20.21 UVM2>21.9 UVW2>21.6 White=16.35 |
a arcsec; b seconds
Comments:
References:
BAT: GCN 13993; GCN 13996
XRT: GCN 13993; GCN 13998; GCN 13999; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13993; GCN 14002
Radio:
Redshift:
Host:
Other: GCN Report 419.1