GRB 070508
Time: 04:18:18
Trigger Number: 278854
Burst Advocate: Dirk Grupe
BAT Data:
RA: a | 312.832 20:51:19.7 |
Dec: a | -78.382 -78:22:55.2 |
90% Error Radius: b | 1.0 |
T90: c | 20.900 |
Fluence: d | 196.00 (2.73) |
1s Peak Photon Flux: e | 24.10 (0.61) |
Photon Index: f | 1.1, CPL (-0.1/0.1) |
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 | 20:51:11.81 |
Dec: a | -78:23:04.9 |
90% Error Radius: b | 1.4 |
Time to First Observation: c | 75.92 |
Early Flux: d | 159 |
11 Hour Flux: d | 0.27251023 |
24 Hour Flux: d | 0.07554639 |
Initial Temporal Index: | -0.2628 |
Spectral Index (Gamma): | 1.82568 |
Column Density (NH): e | 7.81747 |
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 | 20:51:11.68 |
Dec: a | -78:23:05.0 |
90% Error Radius: b | 0.5 |
Time to First Observation: c | 68 |
V Magnitude: | V=19.7 |
Other Filter Magnitudes: | B>19.6 U>18.4 UVW1>18.2 UVM2>17.8 UVW2>18.6 White=19.8 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:0.82 (VLT: emission, tentative)Host Galaxy:
Other Observatory Detections:
REM (60cm), Magellan/Clay (6.5m), La Silla (Danish 1.54m), CTIO (1.3m), Suzaku, RHESSI, Konus-Wind
Comments:
References:
BAT: GCN 6383; GCN 6390; arXiv:0707.4626
XRT: GCN 6383; GCN 6388; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 6383; GCN 6392
Radio:
Redshift: GCN 6398 (VLT)
Host:
Other: GCN Report 54.1
GCN Report 54.2