! Swift/XRT lightcurve of trigger: 20109, name: GRB 090823
 ! T0 for this burst is Swift MET=272736674 s, = 2009 Aug 23 at 16:11:08.977 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/00020109
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
112566.590	4062.150	-4187.645	6.042760e-03	1.353101e-03	-1.353101e-03
319082.097	50801.884	-30529.791	2.432144e-03	6.508697e-04	-6.508697e-04
NO	NO	NO	NO	NO
! PC upper limits
1129500.419	20923.686	-26431.628	1.8515e-03	0.0000e+00	0.0000e+00