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GRB 120521C

Time: 23:22:07
Trigger Number: 522656
Burst Advocate: Wayne Baumgartner

BAT Data:

RA: a 214.288
14:17:09.1
Dec: a 42.144
42:08:38.4
90% Error Radius: b 1.0
T90: c 26.7
Fluence: d 11 (1)
1s Peak Photon Flux: e 1.9 (0.2)
Photon Index: f 1.73, PL (0.11)

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 120521C

XRT Data:

RA: a 14:17:08.73
Dec: a 42:08:41.0
90% Error Radius: b 1.6
Time to First Observation: c 69.11
Early Flux: d 74.3
11 Hour Flux: d 0.017671237
24 Hour Flux: d 0.0028553455
Initial Temporal Index: -8
Spectral Index (Gamma): 1.84163
Column Density (NH): e 4.75213

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 76
V Magnitude: V>19.8
Other Filter Magnitudes: B>20.4
U>20.7
UVW1>20.4
UVM2>19.9
UVW2>20.4
White>21.7

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
~6.0 (Gemini-North: redshift estimate)
Host Galaxy:
Other Observatory Detections:
EVLA @ 21.8 GHz, WHT, Gemini-North, Keck

Comments:

UVOT: no detection

References:

BAT: GCN 13318; GCN 13333
XRT: GCN 13318; GCN 13324; GCN 13334; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13318; GCN 13331
Radio: GCN 13343 (EVLA); GCN 13344 (EVLA)
Redshift: GCN 13348 (Gemini-North)
Host:
Other: