Menu

GRB 180402A

Time: 09:44:59
Trigger Number: 821103
Burst Advocate: Amy Lien

BAT Data:

RA: a 251.923
16:47:41.5
Dec: a -14.928
-14:55:40.8
90% Error Radius: b 2.0
T90: c 0.18
Fluence: d 1.4 (0.2)
1s Peak Photon Flux: e 1.8 (0.3)
Photon Index: f 0.52, PL (0.30)

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 16:47:44.06
Dec: a -14:58:06.9
90% Error Radius: b 2.1
Time to First Observation: c 79.90
Early Flux: d n/a
11 Hour Flux: d 0.000330097734
24 Hour Flux: d 0.00007264881
Initial Temporal Index: -1.94
Spectral Index (Gamma): 1.45533
Column Density (NH): e 4.637781

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 140
V Magnitude: V>19.2
Other Filter Magnitudes: B>20.2
U>20.3
UVW1>20.4
UVW2>19.6
White>20.6

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Fermi (GBM), Konus-Wind

Comments:

UVOT: no detection

References:

BAT: GCN 22580; GCN 22584
XRT: GCN 22580; GCN 22586; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 22580; GCN 22587
Radio:
Redshift:
Host:
Other: