! Swift/XRT lightcurve of trigger: 20417, name: GRB 140909A
 ! T0 for this burst is Swift MET=431938611 s, = 2014 Sep 09 at 06:56:38.497 UT

 ! Data covers 0.3-10 keV
 ! The data are in 5 columns: ";
 ! time, time error (+ve), time error (-ve), source flux, source error
 ! For a detailed description of light curve production, see Evans et al. 2007 (A&A, 469, 379 )
 ! For a detailed description of the file, see
 ! http://www.swift.ac.uk/xrt_curves/docs.php
 ! This lightcurve was obtained from http://www.swift.ac.uk/xrt_curves/00020417
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
50721.949	1241.919	-931.910	1.641607856e-13	6.56448761e-14	-5.24537312e-14