GRB 170822A
Time: 09:11:51
Trigger Number: 768939
Burst Advocate: Andrea Melandri
BAT Data:
RA: a | 94.375 06:17:30.0 |
Dec: a | 55.000 55:00:00.0 |
90% Error Radius: b | 2.1 |
T90: c | 64 |
Fluence: d | 64 (4) |
1s Peak Photon Flux: e | 4.2 (0.7) |
Photon Index: f | 1.80, PL (0.09) |
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)
XRT Data:
RA: a | 06:17:32.73 |
Dec: a | 55:00:15.1 |
90% Error Radius: b | 1.4 |
Time to First Observation: c | 163.18 |
Early Flux: d | 228 |
11 Hour Flux: d | 0.127892586 |
24 Hour Flux: d | 0.029283846 |
Initial Temporal Index: | -1.292 |
Spectral Index (Gamma): | 1.8366 |
Column Density (NH): e | 3.54868 |
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 | 171 |
V Magnitude: | V>1.2 |
Other Filter Magnitudes: | B>20.2 U>19.8 UVW1>19.7 UVM2>18.1 UVW2>19.9 White>21.3 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:Host Galaxy:
Other Observatory Detections:
BOOTES-5/JGT (60cm)
Comments:
UVOT: no detection
References:
BAT: GCN 21640; GCN 21651
XRT: GCN 21640; GCN 21643; GCN 21647; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 21640; GCN 21649
Radio:
Redshift:
Host:
Other: