GRB 210306A

Time: 03:53:57
Trigger Number: 1035994
Burst Advocate: Valerio D'Elia

BAT Data:

RA: a 129.964
Dec: a 60.203
90% Error Radius: b 1.0
T90: c 9.12
Fluence: d 57 (1)
1s Peak Photon Flux: e 20.9 (0.7)
Photon Index: f 1.16, CPL (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 08:39:50.40
Dec: a 60:12:14.6
90% Error Radius: b 3.5125
Time to First Observation: c 75.01
Early Flux: d 115
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: -0.4351
Spectral Index (Gamma): n/a
Column Density (NH): e n/a

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 08:39:49.98
Dec: a 60:12:19.2
90% Error Radius: b 0.42
Time to First Observation: c 85
V Magnitude: V=17.42
Other Filter Magnitudes: B=17.32

a J2000; b arcsec; c seconds

Other Burst Info:

Host Galaxy:
r=24.6, z=24.4 (LBT, likely host)
Other Observatory Detections:
DDOTI, iTelescope (0.61m), LCO (1m), Fermi (LAT & GBM), Tautenburg (1.34m), NEXT (0.6m), MITSuME (50cm), Mondy AZT-33IK, DFOT (1.3m), Bok Telescope (2.3m), Konus-Wind, LBT, GIT (0.7m)



BAT: GCN 29597; GCN 29617
XRT: GCN 29597; GCN 29622; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 29597; GCN 29636
Host: GCN 30080 (LBT)