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GRB 210919A

Time: 00:28:33
Trigger Number: 1073893
Burst Advocate: Aaron Tohuvavohu

BAT Data:

RA: a 80.242
05:20:58.1
Dec: a 1.286
01:17:09.6
90% Error Radius: b 2.0
T90: c 0.16
Fluence: d 0.88 (0.17)
1s Peak Photon Flux: e 1.5 (0.3)
Photon Index: f 1.58, PL (0.27)

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 05:21:01.05
Dec: a 01:18:42.1
90% Error Radius: b 4.0
Time to First Observation: c 97.02
Early Flux: d n/a
11 Hour Flux: d n/a
24 Hour Flux: d n/a
Initial Temporal Index: n/a
Spectral Index (Gamma): 1.88797
Column Density (NH): e 1.563605535

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 100
V Magnitude: V>18.7
Other Filter Magnitudes: B>19.3
U>19.8
UVW1>19.7
UVM2>19.0
UVW2>19.4
White>21.4

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
i=24.14 (CAHA, afterglow/possible host)
LDT (candidate host galaxies)
Other Observatory Detections:
CAHA (2.2m), OSN (1.5m)

Comments:

XRT: We cannot determine at the present time whether the source is fading.
UVOT: no detection

References:

BAT: GCN 30846; GCN 30863
XRT: GCN 30846; GCN 30850; GCN 30854; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 30846; GCN 30857
Radio:
Redshift:
Host: GCN 30883 (CAHA); GCN 30934
Other: