! Swift/XRT detailed lightcurve of trigger: 453788, name: GRB 110521A
 ! T0 for this burst is Swift MET=327685898.432 s, = 2011 May 21 at 15:51:31.455 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
! WT data
107.601	3.425	-2.863	7.629400e+00	1.527624e+00	-1.558834e+00	1.021028e-01	1.021028e-01	1.000000
115.146	3.789	-4.121	6.478305e+00	1.203637e+00	-1.203390e+00	0.000000e+00	0.000000e+00	1.000000
121.731	3.564	-2.795	8.334067e+00	1.575247e+00	-1.582039e+00	1.009626e-01	1.009626e-01	1.000000
NO	NO	NO	NO	NO
! PC data
138.820	10.728	-6.824	5.270895e+00	1.185145e+00	-1.185145e+00	6.217518e-03	2.780559e-03	1.000000
156.251	10.848	-6.703	5.452533e+00	1.219223e+00	-1.219223e+00	0.000000e+00	0.000000e+00	1.000000
182.594	17.100	-15.495	2.845369e+00	6.426234e-01	-6.426234e-01	6.026211e-03	2.008737e-03	1.000000
214.093	13.181	-14.399	3.391857e+00	7.609605e-01	-7.609605e-01	2.373960e-03	1.370607e-03	1.000000
249.591	22.815	-22.317	2.102051e+00	4.731645e-01	-4.731645e-01	2.901507e-03	1.184535e-03	1.000000
312.788	57.403	-40.383	9.607031e-01	2.155330e-01	-2.155330e-01	6.695788e-04	3.865815e-04	1.000000
494.487	988.946	-124.296	5.321745e-02	1.209388e-02	-1.209388e-02	7.419059e-04	1.236510e-04	0.999999