GRB 110420B

Time: 22:42:11
Trigger Number: 451794
Burst Advocate: Boris Sbarufatti

BAT Data:

RA: a	320.045 21:20:10.8
Dec: a	-41.277 -41:16:37.2
90% Error Radius: b	2.2
T90: c	0.084
Fluence: d	0.53 (0.11)
1s Peak Photon Flux: e	0.7 (0.2)
Photon Index: f	1.52, CPL (2.56)

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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	2600
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	2562
V Magnitude:	V>19.9
Other Filter Magnitudes:	B>20.4 U>20.0 UVW1>19.6 UVM2>19.5 UVW2>19.7 White>20.5

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^a J2000; ^b arcsec; ^c seconds

Comments:

Due to an observing constraint, Swift DID not slew until T0+40.4 minutes.

References:

BAT: GCN 11944; GCN 11946
XRT: GCN 11947; GCN 11953
UVOT: GCN 11955
Radio:
Redshift:
Host:
Other: