GRB 091208A

Time: 08:46:00
Trigger Number: 378554
Burst Advocate: Erik Hoversten

BAT Data:

RA: a	0.295 00:01:10.8
Dec: a	65.680 65:40:48.0
90% Error Radius: b	1.1
T90: c	29.1
Fluence: d	15 (1)
1s Peak Photon Flux: e	1.8 (0.2)
Photon Index: f	0.81, PL (0.10)

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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	n/a
Dec: a	n/a
90% Error Radius: b	n/a
Time to First Observation: c	3100
Early Flux: d	n/a
11 Hour Flux: d	n/a
24 Hour Flux: d	n/a
Initial Temporal Index:	n/a
Spectral Index (Gamma):	n/a
Column Density (NH): e	n/a

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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	4320
V Magnitude:	V>17.4
Other Filter Magnitudes:	U>20.1 White>21.1

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^a J2000; ^b arcsec; ^c seconds

Comments:

Due to an observing constraint, Swift will not slew until T0+49.7 minutes.
XRT: no detection
UVOT: no detection

References:

BAT: GCN 10253; GCN 10264
XRT: GCN 10270
UVOT: GCN 10274
Radio:
Redshift:
Host:
Other: GCN Report 270.1