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GRB 160804A

Measurement Value Units
Swift Trigger Time Aug. 3, 2016, 8:32 p.m. UT Modify
Swift Trigger Number 707231 None Modify
BAT RA (J2000) 221.652 deg Modify
BAT Dec (J2000) 10.002 deg Modify
BAT 90% Error Radius 1.3 arcmin Modify
BAT T90 144.2 sec Modify
BAT Fluence (15-150 keV) 114.0 10^-7 erg/cm^2 Modify
XRT Time to First Observation 147.0 sec Modify
UVOT Time to First Observation 82.0 sec Modify
UVOT Magnitude V>19.9 None Modify
UVOT Other Filter Magnitudes B=20.4|U=19.53|UVW1=18.90|UVM2>18.7|UVW2>19.5|White=18.56 None Modify
Swift Burst Advocate Frank Marshall None Modify
XRT RA (J2000) 221.63 deg Modify
XRT Dec (J2000) 9.99886111111 deg Modify
XRT 90% Error Radius 1.4 arcsec Modify
XRT Initial Temporal Index -1.588 None Modify
XRT Spectral Index (Gamma) 1.87827 None Modify
XRT Column Density (NH) 2.00515 10^21 cm^-2 Modify
UVOT RA (J2000) 221.62975 deg Modify
UVOT Dec (J2000) 9.99908333333 deg Modify
UVOT 90% Error Radius 0.44 arcsec Modify
BAT 1-sec Peak Photon Flux (15-150 keV) 2.9 ph/cm^2/sec Modify
XRT 11 Hour Flux (0.3-10 keV) 0.127791934 10^-11 erg/cm^2/s Modify
XRT 24 Hour Flux (0.3-10 keV) 0.064234497 10^-11 erg/cm^2/s Modify
Other Observatory Detections MASTER-SAAO, Fermi (GBM), TNG, SAO RAS (6m), VLT, MPG (2.2m), SANTEL-650 (0.65m), Zeiss-1000 (1m), HJT (1.5m), AMI @ 15 GHz None Modify
Redshift 0.736 None Modify
Host Galaxy possible host: MASTER-SAAO, TNG None Modify
BAT Photon Index (15-150 keV) (CPL = cutoff power-law) 1.4 None Modify

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