GRB 120815A
Redshift:
Other Observatory Detections:
2.358 (VLT/X-shooter: absorption)Host Galaxy:
Other Observatory Detections:
MPG/ESO (2.2m), VLT/X-shooter
Time: 02:13:58
Trigger Number: 531003
Burst Advocate: Claudio Pagani
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) |
|---|---|---|---|---|---|---|
| 273.976 18:15:54.2 |
-52.125 -52:07:30.0 |
1.8 | 9.7 | 4.9 (0.7) | 2.2 (0.3) | 2.29, PL (0.23) |
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) |
|---|---|---|---|---|---|---|---|---|---|
| 18:15:49.92 | -52:07:53.1 | 1.4 | 2686.79 | n/a | 0.1638908 | 0.0798164 | -0.9222 | 1.84293 | 5.92144 |
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 |
|---|---|---|---|---|---|
| 18:15:49.88 | -52:07:52.1 | 0.6 | 2672 | V=19.34 | B=20.11 U>20.5 UVW1>20.2 UVM2>19.9 UVW2>20.3 White=19.94 |
a arcsec; b seconds
Comments:
Due to an observing constraint, Swift did not slew until T0+40.6 minutes.
References:
BAT: GCN 13645; GCN 13652
XRT: GCN 13647; GCN 13650; GCN 13653; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13666
Radio:
Redshift: GCN 13649 (VLT/X-shooter)
Host:
Other: GCN Report 387.1
BAT Light Curve:
