! Swift/XRT lightcurve of trigger: 1047531, name: GRB 210509A
 ! T0 for this burst is Swift MET=642263567.424 s, = 2021 May 09 at 14:32:20.436 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/01047531
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
3327.249	133.055	-117.676	9.872573e-02	2.226941e-02	-2.226941e-02
3592.655	148.468	-132.351	6.593170e-02	1.720638e-02	-1.720638e-02
3912.765	109.176	-171.642	6.564253e-02	1.713091e-02	-1.713091e-02
4108.155	116.879	-86.214	9.773099e-02	2.461111e-02	-2.461111e-02
4362.831	170.602	-137.798	5.973944e-02	1.566686e-02	-1.566686e-02
4710.047	222.041	-176.615	6.789913e-02	1.467923e-02	-1.467923e-02
10303.207	508.479	-532.050	2.910123e-02	6.180686e-03	-6.180686e-03
18859.688	8617.445	-3051.740	1.226749e-02	2.993635e-03	-2.993635e-03
61579.321	92349.145	-17216.368	2.108053e-03	7.001610e-04	-5.811494e-04