Menu

GRB 090728

Time: 14:45:45
Trigger Number: 358574
Burst Advocate: Vanessa Mangano

BAT Data:

RA: a 29.644
01:58:34.6
Dec: a 41.632
41:37:55.2
90% Error Radius: b 1.9
T90: c 59
Fluence: d 10 (2)
1s Peak Photon Flux: e 1.0 (0.3)
Photon Index: f 2.05, PL (0.26)

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)

XRT Data:

RA: a 01:58:36.67
Dec: a 41:37:59.5
90% Error Radius: b 1.5
Time to First Observation: c 110.58
Early Flux: d 39
11 Hour Flux: d 0.010184967
24 Hour Flux: d 0.0025592814
Initial Temporal Index: -4.853
Spectral Index (Gamma): 1.87788
Column Density (NH): e 0.963104

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 117
V Magnitude: V>20.70
Other Filter Magnitudes: B>21.45
U>21.34
UVW1>21.05
UVM2>20.75
UVW2>20.89

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
Host Galaxy:
Other Observatory Detections:
Faulkes North (2m)

Comments:

UVOT: no detection

References:

BAT: GCN 9725; GCN 9736
XRT: GCN 9725; GCN 9729; GCN 9734; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 9725; GCN 9730
Radio:
Redshift:
Host:
Other: