! Swift/XRT lightcurve of trigger: 20050, name: GRB 070309
 ! T0 for this burst is Swift MET=195127264 s, = 2007 Mar 09 at 10:01:02.188 UT

 ! Data covers 0.3-10 keV
 ! The data are in 5 columns: ";
 ! time, time error (+ve), time error (-ve), source count-rate, 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/00020050
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
41549.469	72984.161	-27640.431	1.325175e-03	3.200177e-04	-3.200177e-04
NO	NO	NO	NO	NO
! PC upper limits
4239843.104	120148.924	-123662.357	1.3678e-03	0.0000e+00	0.0000e+00