! Swift/XRT lightcurve of trigger: 206257, name: GRB 060421
 ! T0 for this burst is Swift MET=167272764.48 s, = 2006 Apr 21 at 00:39:23.335 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/00206257
 ! BINMODE: GRB-like (counts)

READ TERR 1 2
! PC data
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg
159.277	48.513	-61.808	1.079317e+00	2.433823e-01	-2.433823e-01
257.965	60.146	-50.175	1.080308e+00	2.428362e-01	-2.428362e-01
434.220	297.251	-116.109	5.609134e-01	1.235859e-01	-1.235859e-01
4224.405	138.014	-192.950	6.041186e-02	1.577271e-02	-1.577271e-02
4647.101	327.100	-284.682	3.193892e-02	8.433115e-03	-8.433115e-03
5177.305	165.469	-203.104	5.267398e-02	1.383843e-02	-1.383843e-02
5555.769	193.188	-212.996	4.792774e-02	1.261516e-02	-1.261516e-02
6045.426	473.680	-296.469	5.814645e-02	1.121002e-02	-1.121002e-02
10810.049	1430.988	-1052.383	1.371848e-02	3.027205e-03	-3.027205e-03
22458.811	1389.898	-1125.088	1.004500e-02	3.747154e-03	-3.029276e-03