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GRB 070220

Time: 04:44:33
Trigger Number: 261299
Burst Advocate: Mike Stamatikos

BAT Data:

RA: a 34.800
02:19:12.0
Dec: a 68.800
68:48:00.0
90% Error Radius: b 1.0
T90: c 129.000
Fluence: d 104.00 (2.33)
1s Peak Photon Flux: e 5.88 (0.29)
Photon Index: f 1.40, PL (0.04)

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 070220

XRT Data:

RA: a 02:19:06.95
Dec: a 68:48:16.8
90% Error Radius: b 1.4
Time to First Observation: c 78.79
Early Flux: d 454
11 Hour Flux: d 0.06624576
24 Hour Flux: d 0.013591746
Initial Temporal Index: -1.267
Spectral Index (Gamma): 1.55373
Column Density (NH): e 5.44034

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 88
V Magnitude: V>20.0
Other Filter Magnitudes: B>20.2
U>20.0
UVW1>19.7
UVM2>20.1
UVW2>20.1
White>20.6

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Konus-Wind, RHESSI

Comments:

UVOT: no detection

References:

BAT: GCN 6114; GCN 6121; arXiv:0707.4626
XRT: GCN 6114; GCN 6118; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 6114; GCN 6120
Radio:
Redshift:
Host:
Other: GCN Report 34.1