GRB 121028A

Time: 05:04:31
Trigger Number: 536897
Burst Advocate: Rhaana Starling

BAT Data:

RA: a 271.903
Dec: a -2.298
90% Error Radius: b 1.5
T90: c 3.8
Fluence: d 3.7 (0.4)
1s Peak Photon Flux: e 1.9 (0.3)
Photon Index: f 1.79, PL (0.17)

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)

BAT Light Curve:

BAT Light Curve for GRB 121028A

XRT Data:

RA: a 18:07:35.87
Dec: a -02:17:36.9
90% Error Radius: b 1.7
Time to First Observation: c 129.81
Early Flux: d n/a
11 Hour Flux: d 0.024979528
24 Hour Flux: d 0.012666976
Initial Temporal Index: -0.8704
Spectral Index (Gamma): 1.62816
Column Density (NH): e 4.77072

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 134
V Magnitude: V>18.94
Other Filter Magnitudes: B>19.10

a J2000; b arcsec; c seconds

Other Burst Info:

Host Galaxy:
Other Observatory Detections:


UVOT: no detection


BAT: GCN 13913; GCN 13917
XRT: GCN 13913; GCN 13918; GCN 13919; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13913; GCN 13950
Other: GCN Report 402.1