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GRB 210318B

Time: 03:08:33
Trigger Number: 1037335
Burst Advocate: Nora Troja

BAT Data:

RA: a 264.228
17:36:54.7
Dec: a -35.823
-35:49:22.8
90% Error Radius: b 1.0
T90: c 14.95
Fluence: d 100 (2)
1s Peak Photon Flux: e 14.5 (0.4)
Photon Index: f 1.10, CPL (0.13)

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 17:36:55.88
Dec: a -35:49:19.2
90% Error Radius: b 3.5
Time to First Observation: c 52
Early Flux: d n/a
11 Hour Flux: d n/a
24 Hour Flux: d 0.11
Initial Temporal Index: -0.71
Spectral Index (Gamma): 1.69
Column Density (NH): e 16

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 70
V Magnitude: V>18.2
Other Filter Magnitudes: B>19.1
U>20.1
UVW1>18.8
UVM2>19.3
UVW2>19.0
White>20.9

a J2000; b arcsec; c seconds

Other Burst Info:

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

Comments:

UVOT: no detection

References:

BAT: GCN 29663; GCN 29666
XRT: GCN 29663
UVOT: GCN 29663; GCN 29695
Radio:
Redshift:
Host:
Other: