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GRB 070509

Time: 02:48:27
Trigger Number: 278903
Burst Advocate: Loredana Vetere

BAT Data:

RA: a 237.874
15:51:29.8
Dec: a -78.657
-78:39:25.2
90% Error Radius: b 1.7
T90: c 7.700
Fluence: d 1.75 (0.25)
1s Peak Photon Flux: e 0.68 (0.12)
Photon Index: f 2.33, PL (0.25)

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 070509

XRT Data:

RA: a 15:51:50.22
Dec: a -78:39:06.6
90% Error Radius: b 1.9
Time to First Observation: c 68.26
Early Flux: d n/a
11 Hour Flux: d 0.0032860305
24 Hour Flux: d 0.001436841
Initial Temporal Index: -1.06
Spectral Index (Gamma): 2.24038
Column Density (NH): e 5.67934

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 72
V Magnitude: V>20.6
Other Filter Magnitudes: B>18.6
U>18.4
UVW1>18.0
UVM2>17.5
UVW2>19.3
White>21.1

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:

Comments:

UVOT: no detection

References:

BAT: GCN 6394; GCN 6397; arXiv:0707.4626
XRT: GCN 6394; GCN 6400; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 6394; GCN 6404
Radio:
Redshift:
Host:
Other: GCN Report 55.1