GRB 111204A

Time: 13:37:28
Trigger Number: 509018
Burst Advocate: Eda Sonbas

BAT Data:

RA: a	336.651 22:26:36.2
Dec: a	-31.414 -31:24:50.4
90% Error Radius: b	2.2
T90: c	48.0
Fluence: d	4.7 (0.9)
1s Peak Photon Flux: e	0.3 (0.2)
Photon Index: f	1.83, PL (0.30)

---

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:

XRT Data:

RA: a	22:26:30.81
Dec: a	-31:22:29.5
90% Error Radius: b	1.9
Time to First Observation: c	159.7
Early Flux: d	10
11 Hour Flux: d	0.0004220161
24 Hour Flux: d	0.00010088595
Initial Temporal Index:	-1.834
Spectral Index (Gamma):	1.40425
Column Density (NH): e	1.36526

---

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	143
V Magnitude:	V>19.6
Other Filter Magnitudes:	B>20.8 U>21.3 UVW1>20.7 UVM2>21.1 UVW2>20.8 White>21.6

---

^a J2000; ^b arcsec; ^c seconds

Comments:

References:

BAT: GCN 12612; GCN 12620
XRT: GCN 12612; GCN 12614; GCN 12621; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 12612; GCN 12618
Radio:
Redshift:
Host:
Other: GCN Report 354.1