GRB 180925A
Time: 14:37:31
Trigger Number: 863421
Burst Advocate: Jeff Gropp
BAT Data:
RA: a | 315.212 21:00:50.9 |
Dec: a | -64.450 -64:27:00.0 |
90% Error Radius: b | 1.5 |
T90: c | 81.70 |
Fluence: d | 41 (3) |
1s Peak Photon Flux: e | 3.1 (0.6) |
Photon Index: f | 1.53, PL (0.13) |
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 | 21:00:48.71 |
Dec: a | -64:27:23.8 |
90% Error Radius: b | 1.4 |
Time to First Observation: c | 108.93 |
Early Flux: d | 319 |
11 Hour Flux: d | 0.0140549248 |
24 Hour Flux: d | 0.0053753784 |
Initial Temporal Index: | -1.871 |
Spectral Index (Gamma): | 1.7684 |
Column Density (NH): e | 1.486106 |
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 | 21:00:48.70 |
Dec: a | -64:27:24.82 |
90% Error Radius: b | 0.22 |
Time to First Observation: c | 119 |
V Magnitude: | V>19.66 |
Other Filter Magnitudes: | B=20.89 U=19.78 UVW1=20.07 UVM2>20.14 UVW2>20.60 White=19.73 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:Host Galaxy:
Other Observatory Detections:
Insight-HXMT/HE, VLT, Astrosat (CZTI)
Comments:
References:
BAT: GCN 23268; GCN 23273
XRT: GCN 23268; GCN 23270; GCN 23271; GCN 23272; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 23268; GCN 23274
Radio:
Redshift:
Host:
Other: