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GRB 150403A

Time: 21:54:16
Trigger Number: 637044
Burst Advocate: Amy Lien

BAT Data:

RA: a 311.505
20:46:01.2
Dec: a -62.706
-62:42:21.6
90% Error Radius: b 1.0
T90: c 40.90
Fluence: d 170 (3)
1s Peak Photon Flux: e 17.6 (-.6)
Photon Index: f 1.23, PL (0.04)

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 150403A

XRT Data:

RA: a 20:46:01.17
Dec: a -62:42:40.4
90% Error Radius: b 1.4
Time to First Observation: c 74.70
Early Flux: d 634
11 Hour Flux: d 2.27477208
24 Hour Flux: d 0.80599512
Initial Temporal Index: -0.3856
Spectral Index (Gamma): 1.70996
Column Density (NH): e 6.17159

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 20:46:01.15
Dec: a -62:42:41.0
90% Error Radius: b 0.42
Time to First Observation: c 85
V Magnitude: V=16.49
Other Filter Magnitudes: B=16.65
U=16.14
UVW1=19.68
UVM2>22.2
UVW2>20.6
White=14.89

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
2.06 (VLT: absorption)
Host Galaxy:
Other Observatory Detections:
Fermi (LAT & GBM), VLT, Konus-Wind, MASTER II

Comments:

References:

BAT: GCN 17665; GCN 17675
XRT: GCN 17665; GCN 17666; GCN 17668; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 17665; GCN 17673
Radio:
Redshift: GCN 17672 (VLT)
Host:
Other: