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GRB 150925A

Time: 04:09:28
Trigger Number: 656604
Burst Advocate: Judy Racusin

BAT Data:

RA: a 227.538
15:10:09.1
Dec: a -19.640
-19:38:24.0
90% Error Radius: b 2.0
T90: c 121
Fluence: d 14 (2)
1s Peak Photon Flux: e 0.6 (0.2)
Photon Index: f 2.19, PL (0.20)

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:

BAT Light Curve for GRB 150925A

XRT Data:

RA: a 15:10:08.23
Dec: a -19:37:58.8
90% Error Radius: b 1.5
Time to First Observation: c 140.10
Early Flux: d 382
11 Hour Flux: d 0.0095264455
24 Hour Flux: d 0.0041789132
Initial Temporal Index: -3.291
Spectral Index (Gamma): 1.87602
Column Density (NH): e 3.33459

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 149
V Magnitude: V>19.7
Other Filter Magnitudes: B>20.7
U>20.2
UVW1>20.8
UVM2>21.1
UVW2>19.8
White>21.2

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:

Comments:

UVOT: no detection

References:

BAT: GCN 18365; GCN 18368
XRT: GCN 18365; GCN 18366; GCN 18367; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 18365; GCN 18369
Radio:
Redshift:
Host:
Other: