! Swift/XRT lightcurve of trigger: 40391, name: SGWGS - source 23841
 ! T0 for this burst is Swift MET=122663764.9 s, = 2004 Nov 20 at 17:15:59.609 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/00040391
 ! BINMODE: PER-SNAPSHOT BINNING

READ TERR 1 2
! PC data
!MJD    	T_+ve   	T_-ve   	Flux    	Fluxpos 	Fluxneg
55822.1967204543	0.00526708333333333	-0.00526708333333333	9.79456001019888e-14	7.47543591802344e-14	-5.03462055273341e-14
NO	NO	NO	NO	NO	NO
! PC Upper limit
55724.5262142475	0.0056153125	-0.0056153125	3.17654536052644e-13	0	0
55724.7966086688	0.00467216435185185	-0.00467216435185185	3.13668765362946e-13	0	0
55725.0561496525	0.000435300925925926	-0.000435300925925926	3.84820466132177e-12	0	0
55725.0651045021	0.00771923611111111	-0.00771923611111111	2.09266626708632e-13	0	0
55725.1327231942	0.00606511574074074	-0.00606511574074074	2.75245935914261e-13	0	0
55725.7997409987	0.00502040509259259	-0.00502040509259259	2.9241891362873e-13	0	0
55822.0630347367	0.00491883101851852	-0.00491883101851852	2.1508357433234e-13	0	0
55822.1296985561	0.00491883101851852	-0.00491883101851852	2.97133510958829e-13	0	0
55822.3887027691	0.00354040509259259	-0.00354040509259259	4.00011946418053e-13	0	0
55822.4642633594	0.00436746527777778	-0.00436746527777778	3.43049589304146e-13	0	0
55822.5990816927	0.00428040509259259	-0.00428040509259259	3.3899549111691e-13	0	0
55822.8020198293	0.00203137731481481	-0.00203137731481481	7.26594608815619e-13	0	0
55822.8693901881	0.00133490740740741	-0.00133490740740741	1.38531723674382e-12	0	0
55823.0560711024	0.0028584375	-0.0028584375	1.47999637249852e-12	0	0
55823.1342412413	0.00385961805555556	-0.00385961805555556	4.69910976399093e-13	0	0
55823.202933695	0.00251019675925926	-0.00251019675925926	1.49368464783857e-12	0	0
55823.7364667647	0.00441099537037037	-0.00441099537037037	3.37446734506056e-13	0	0
55823.8056226559	0.00190078703703704	-0.00190078703703704	7.80709986865456e-13	0	0
55823.939281973	0.00220549768518519	-0.00220549768518519	6.78674257209197e-13	0	0