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GRB 160321A

Time: 15:55:27
Trigger Number: 680017
Burst Advocate: Mike Stamatikos

BAT Data:

RA: a 99.420
06:37:40.8
Dec: a 5.753
05:45:10.8
90% Error Radius: b 1.6
T90: c 33.6
Fluence: d 5.3 (0.7)
1s Peak Photon Flux: e 0.5 (0.1)
Photon Index: f 1.89, PL (0.19)

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 160321A

XRT Data:

RA: a 06:37:40.77
Dec: a 05:44:51.8
90% Error Radius: b 1.5
Time to First Observation: c 110.89
Early Flux: d n/a
11 Hour Flux: d 0.00005016252
24 Hour Flux: d 0.0000079619835
Initial Temporal Index: -2.359
Spectral Index (Gamma): 1.44922
Column Density (NH): e 9.28936

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 115
V Magnitude: V>19.5
Other Filter Magnitudes: B>20.1
U>20.1
UVW1>20.2
UVM2>20.1
UVW2>19.7
White>21.1

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
HJT (1.5m)

Comments:

BAT: Based on the ground analysis result, this event is very likely a GRB. However, given that it is on the Galactic Plane (lat = -0.43 deg.), we cannot rule out a galactic origin.
UVOT: no detection

References:

BAT: GCN 19211; GCN 19216
XRT: GCN 19211; GCN 19213; GCN 19215; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 19211; GCN 19217
Radio:
Redshift:
Host:
Other: