GRB 151027B
Time: 22:40:40
Trigger Number: 661869
Burst Advocate: Tilan Ukwatta
BAT Data:
RA: a | 76.188 05:04:45.1 |
Dec: a | -6.428 -06:25:40.8 |
90% Error Radius: b | 2.4 |
T90: c | 80.00 |
Fluence: d | 15 (3) |
1s Peak Photon Flux: e | n/a (n/a) |
Photon Index: f | 1.83, PL (0.27) |
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 | 05:04:52.67 |
Dec: a | -06:27:00.7 |
90% Error Radius: b | 1.4 |
Time to First Observation: c | 203.39 |
Early Flux: d | 53.7 |
11 Hour Flux: d | 0.160238208 |
24 Hour Flux: d | 0.062630016 |
Initial Temporal Index: | -5.787 |
Spectral Index (Gamma): | 1.81176 |
Column Density (NH): e | 41.4649 |
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 | 210 |
V Magnitude: | V=20.8 |
Other Filter Magnitudes: | B>20.6 U>20.4 UVW1>20.4 UVM2>19.1 UVW2>19.9 White>20.5 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:4.063 (VLT: absorption)Host Galaxy:
Other Observatory Detections:
NOT, VLT, MPG (2.2m), MASTER II, HJT (1.5m), Faulkes North (2m), ATCA @ 9 GHz
Comments:
This is Swift's 1000-th detected burst.
References:
BAT: GCN 18499; GCN 18514
XRT: GCN 18499; GCN 18504; GCN 18509; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 18499; GCN 18517; GCN 18529
Radio: GCN 18548 (ATCA)
Redshift: GCN 18505 (VLT); GCN 18506 (VLT)
Host:
Other: