! Swift/XRT detailed lightcurve of trigger: 353627, name: GRB 090531A
 ! T0 for this burst is Swift MET=265427122.176 s, = 2009 May 31 at 01:45:17.390 UT

 ! Data covers 0.3-10 keV
 ! For details of light-curve production, see Evans et al. 2007, A&A, 469, 379
 ! BINMODE: GRB-like (counts)
READ TERR 1 2
READ SERR 3
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	BGrate  	BGerr   	FracExp
! PC data
875265.380	15035.181	-14313.562	3.298903e-03	8.504955e-04	-8.504955e-04	1.314965e-04	7.069296e-06	0.260651
918620.346	23835.657	-22988.732	3.003567e-03	7.788319e-04	-7.788319e-04	1.313636e-04	6.660399e-06	0.178472
1478788.054	8287.006	-16107.998	4.096028e-03	1.069427e-03	-1.069427e-03	1.048744e-04	6.541888e-06	0.265273
1516414.348	23521.443	-25129.354	2.153857e-03	5.550699e-04	-5.550699e-04	8.130626e-05	3.429697e-06	0.252839
NO	NO	NO	NO	NO
! PC upper limits
1543396.878	1820.367	-91.516	1.3453e-02	0.0000e+00	0.0000e+00	7.8797e-05	1.2783e-05	0.4970