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GRB 250312A

Time: 13:24:17
Trigger Number: 1294765
Burst Advocate: Andrea Melandri

BAT Data:

RA: a 29.510
01:58:02.4
Dec: a -42.404
-42:24:14.4
90% Error Radius: b 3
T90: c n/a
Fluence: d n/a (n/a)
1s Peak Photon Flux: e n/a (n/a)
Photon Index: f n/a (n/a)

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 01:58:04.70
Dec: a -42:23:45.8
90% Error Radius: b 2.2
Time to First Observation: c 135.42
Early Flux: d 729
11 Hour Flux: d 0.083985489
24 Hour Flux: d 0.050817793
Initial Temporal Index: -0.644
Spectral Index (Gamma): 1.800984598
Column Density (NH): e 1.299425926

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 464
V Magnitude: n/a
Other Filter Magnitudes: B>18.84
U>19.80
UVW1>19.99
UVM2>19.85
UVW2>20.24
White>20.50

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
GECAM-A

Comments:

UVOT: no detection

References:

BAT: GCN 39686
XRT: GCN 39686; GCN 39693; GCN 39697; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 39686; GCN 39765
Radio:
Redshift:
Host:
Other: