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GRB 250321A

Time: 00:42:38
Trigger Number: 1297508
Burst Advocate: Rahul Gupta

BAT Data:

RA: a 295.100
19:40:24.0
Dec: a 21.055
21:03:18.0
90% Error Radius: b 1.8
T90: c 6.21
Fluence: d 6.7 (0.8)
1s Peak Photon Flux: e 3.2 (0.5)
Photon Index: f 1.61, 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)

XRT Data:

RA: a 19:40:23.62
Dec: a 21:02:25.4
90% Error Radius: b 2.6
Time to First Observation: c 134
Early Flux: d n/a
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: -1.13
Spectral Index (Gamma): 2.2
Column Density (NH): e 37

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 128
V Magnitude: V>18.9
Other Filter Magnitudes: B>20.0
U>19.4
UVW1>19.3
UVM2>19.2
UVW2>19.3
White>20.6

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Fermi (GBM), Liverpool (2m)

Comments:

UVOT: no detection

References:

BAT: GCN 39794; GCN 39821
XRT: GCN 39794; GCN 39798; GCN 39820
UVOT: GCN 39794; GCN 39814
Radio:
Redshift:
Host:
Other: