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GRB 200729A

Time: 19:38:05
Trigger Number: 984929
Burst Advocate: Phil Evans

BAT Data:

RA: a 184.360
12:17:26.4
Dec: a 45.571
45:34:15.6
90% Error Radius: b 2.3
T90: c 122.0
Fluence: d 16 (2)
1s Peak Photon Flux: e 0.7 (0.3)
Photon Index: f 0.96, 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 12:17:30.28
Dec: a 45:35:41.2
90% Error Radius: b 1.4
Time to First Observation: c 140.40
Early Flux: d n/a
11 Hour Flux: d 0.0254777096
24 Hour Flux: d 0.0082941887
Initial Temporal Index: -1.438
Spectral Index (Gamma): 1.38469
Column Density (NH): e 9.596728

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 145
V Magnitude: V>17.6
Other Filter Magnitudes: B>18.7
U>18.9
UVW1>18.2
UVM2>17.8
UVW2>17.8
White>20.0

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Konus-Wind

Comments:

XRT: The XRT position is within the extent of the nearby galaxy NGC 4242, for which SIMBAD lists a redshift of 0.00176 (~7.4 Mpc). Follow up observations are strongly encouraged.
UVOT: no detection

References:

BAT: GCN 28165; GCN 28179
XRT: GCN 28165; GCN 28168; GCN 28176; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 28165; GCN 28177
Radio:
Redshift:
Host:
Other: