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GRB 120712A

Redshift:
4.0 (MPG/ESO: photo-z)
4.15 (Gemini-South: absorption)
4.1745 (VLT: absorption)
Host Galaxy:
Other Observatory Detections:
MPG/ESO (2.2m), Gemini-South, VLT, Fermi (GBM)

Time: 13:42:27
Trigger Number: 526351
Burst Advocate: Mat Page

Burst Alert Telescope (BAT):

RA
(J2000)
Dec
(J2000)
90% Error a
Radius
T90 b Fluence c
(15-150 keV)
1-sec Peak d
Photon Flux
(15-150 keV)
Photon Index e
(15-150 keV)
169.598
11:18:23.5
-20.051
-20:03:03.6
1.0 14.7 18 (1) 2.4 (0.2) 1.36, PL (0.08)

90% error in parentheses,
a arcmin; b seconds; c 10-7 erg/cm2; d ph/cm2/sec; e PL = simple power-law, CPL = cutoff power-law

X-Ray Telescope (XRT):

RA
(J2000)
Dec
(J2000)
90% Error a
Radius
Time to First b
Observation
Early Flux c
(0.3-10 keV)
11 Hour Flux c
(0.3-10 keV)
24 Hour Flux c
(0.3-10 keV)
Initial d
LC Index
Spectral
Index
(Gamma)
Column e
Density
(NH)
11:18:21.22 -20:02:02.3 1.4 90.86 n/a 0.02334 0.007476736 -0.9041 2.20811 9.62723

a arcsec; b seconds; c 10-11 erg/cm2/s; d temporal; e 1021 cm-2

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.

» XRT GRB Live Catalogue
» XRT Light Curves
» XRT Spectra

UltraViolet/Optical Telescope (UVOT):

RA
(J2000)
Dec
(J2000)
90% Error a
Radius
Time to First b
Observation
Magnitude Other Filter
Magnitudes
11:18:21.25 -20:02:01.7 0.50 95 V=16.79 B>21.8
U>22.1
UVW1>22.0
UVM2>22.1
UVW2>22.1
White=18.93

a arcsec; b seconds

Comments:

References:

BAT: GCN 13454; GCN 13455
XRT: GCN 13454; GCN 13456; GCN 13459; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 13454; GCN 13461
Radio:
Redshift: GCN 13457 (MPG/ESO); GCN 13458 (Gemini-South); GCN 13460 (VLT)
Host:
Other:

BAT Light Curve:

BAT Light Curve for GRBblc/120712A.png