GRB 050904
Time: 01:51:44
Trigger Number: 153514
Burst Advocate: Jay Cummings
BAT Data:
| RA: a | 13.770 00:55:04.8 |
| Dec: a | 14.189 14:11:20.4 |
| 90% Error Radius: b | 2.7 |
| T90: c | 174.200 |
| Fluence: d | 48.30 (1.80) |
| 1s Peak Photon Flux: e | 0.62 (0.17) |
| Photon Index: f | 1.25, PL (0.07) |
90% error in parentheses,
a J2000;
b arcmin;
c seconds;
d 10-7 erg/cm2 (15-150 keV);
e ph/cm2/sec (15-150 keV);
f PL = simple power-law, CPL = cutoff power-law (15-150 keV)
BAT Light Curve:
XRT Data:
| RA: a | n/a |
| Dec: a | n/a |
| 90% Error Radius: b | n/a |
| Time to First Observation: c | n/a |
| Early Flux: d | n/a |
| 11 Hour Flux: d | 0.025411581 |
| 24 Hour Flux: d | 0.006238947 |
| Initial Temporal Index: | -1.537 |
| Spectral Index (Gamma): | 1.90813 |
| Column Density (NH): e | 24.7677 |
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.
a J2000;
b arcsec;
c seconds;
d 10-11 erg/cm2/s (0.3-10 keV);
e 1021 cm-2
» XRT GRB Live Catalogue
» XRT Light Curves
» XRT Spectra
UVOT Data:
| RA: a | n/a |
| Dec: a | n/a |
| 90% Error Radius: b | n/a |
| Time to First Observation: c | 164 |
| V Magnitude: | V>20.9 |
| Other Filter Magnitudes: | B>1.9 U>21.6 UVW1>21.1 UVM2>21.4 UVW2>21.4 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:6 < z < 8 (SOAR, UNC: photometric)Host Galaxy:
6.10 (VLT: photometric)
6.29 (Subaru: absorption)
Other Observatory Detections:
4.1m SOAR, TAROT, 3.6m TNG, VLT, BOOTES, Keck II, Subaru
Comments:
References:
BAT: GCN 3910; GCN 3918; GCN 3938; TS table 9/13/05, 9/24/05; arXiv:0707.4626
XRT: GCN 3910; GCN 3920; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 3910; GCN 3923
Radio:
Redshift: GCN 3914 (SOAR; GCN UNC); GCN 3924 (VLT); GCN 3937 (Subaru)
Host:
Other: Nature, 440, 164, 2006