! Swift/XRT lightcurve of trigger: 375409, name: GRB 091109B
 ! T0 for this burst is Swift MET=279496148.2 s, = 2009 Nov 09 at 21:49:02.914 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/00375409
READ TERR 1
READ SERR 2
! PC data
!TIME		Err (pos)	Err(neg)	Flux		Error
154.788328	114.917824	-68.115844	6.312126e-12	1.390053e-12
603.981047	668.640373	-334.274895	1.386168e-12	2.86084e-13
5572.291269	1464.164371	-980.454366	7.03074e-13	1.37159e-13
13795.119347	9372.695953	-3429.128883	1.87664e-13	4.0737e-14
58701.845890	34959.869910	-22912.246987	9.3203e-14	2.0461e-14
203628.595022	62982.602108	-53265.703599	1.07078e-13	3.6926e-14