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GRB 090618

Time: 08:28:29
Trigger Number: 355083
Burst Advocate: Patricia Shady

BAT Data:

RA: a 294.008
19:36:01.9
Dec: a 78.352
78:21:07.2
90% Error Radius: b 0.46
T90: c 113.2
Fluence: d 1050 (10)
1s Peak Photon Flux: e 38.9 (0.8)
Photon Index: f 1.42, CPL (0.08)

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 090618

XRT Data:

RA: a 19:35:58.47
Dec: a 78:21:24.4
90% Error Radius: b 1.4
Time to First Observation: c 120.90
Early Flux: d 31500
11 Hour Flux: d 1.06260286
24 Hour Flux: d 0.35844587
Initial Temporal Index: -4.423
Spectral Index (Gamma): 1.82831
Column Density (NH): e 2.46604

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 19:35:58.69
Dec: a 78:21:24.3
90% Error Radius: b 0.74
Time to First Observation: c 129
V Magnitude: V=15.60
Other Filter Magnitudes: B=15.92
U=14.62
UVW1=15.09
UVM2=15.23
UVW2=15.27
White=14.27

a J2000; b arcsec; c seconds

Other Burst Info:

Redshift:
0.54 (Lick: absorption)
0.54 (SAO RAS: emission)
Host Galaxy:
r = 22.7, i = 22.2 (SDSS)
Other Observatory Detections:
Palomar (60"), KAIT, ROTSE-IIIb, Lick (3m), Observatorio Astrofisico Guillermo Haro (2.1m), Faulkes North, Mt. Lemmon (1.0m), AGILE , SARA (0.9m), Liverpool, AMI Large Array @ 14.6 to 17.5 GHz, VLA @ 8.46 GHz, Fermi GBM, OAUV (0.4m), WSRT @ 4.9 GHz, Shajn, BOAO (15.5cm), SAO RAS (6m), RTT150, Konus-Wind, PAIRITEL (1.3m), AGILE , Suzaku, SARA (0.9m), HCT (2m), Sayan Observatory (1.5m), CORONAS-PHOTON

Comments:

References:

BAT: GCN 9512; GCN 9530; GCN 9534
XRT: GCN 9512; GCN 9521; GCN 9528; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 9512; GCN 9527
Radio: GCN 9532 (AMI Large Array); GCN 9533 (VLA); GCN 9538 (WSRT)
Redshift: GCN 9518 (Lick); GCN 9542 (SAO RAS)
Host: GCN 9526 (SDSS)
Other: GCN Report 232.1