GRB 150915A

Time: 21:18:24
Trigger Number: 655721
Burst Advocate: Valerio D'Elia

BAT Data:

RA: a 319.675
Dec: a -34.874
90% Error Radius: b 2.3
T90: c 164.7
Fluence: d 8.0 (1.8)
1s Peak Photon Flux: e 0.5 (0.2)
Photon Index: f 2.51, PL (0.42)

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 150915A

XRT Data:

RA: a 21:18:38.01
Dec: a -34:54:49.1
90% Error Radius: b 3.73775
Time to First Observation: c 128.69
Early Flux: d 557
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: -0.5182
Spectral Index (Gamma): 1.79
Column Density (NH): e 0.86

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 295
V Magnitude: V>18.2
Other Filter Magnitudes: B>19.2

a J2000; b arcsec; c seconds

Other Burst Info:

1.968 (VLT: absorption)
Host Galaxy:
Other Observatory Detections:
MPG (2.2m), VLT, NOT


UVOT: no detection


BAT: GCN 18315; GCN 18328
XRT: GCN 18315; GCN 18329; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 18315; GCN 18322
Redshift: GCN 18318 (VLT)