! Swift/XRT detailed lightcurve of trigger: 854578, name: GRB 180821A
 ! T0 for this burst is Swift MET=556562456 s, = 2018 Aug 21 at 16:40:34.535 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
NO	NO	NO	NO	NO
! PC data
405.144	12.417	-15.164	3.364469e+00	7.361406e-01	-7.361406e-01	1.993018e-03	1.409277e-03	1.000000
436.992	15.671	-19.432	2.518631e+00	5.663386e-01	-5.663386e-01	3.131887e-03	1.565944e-03	1.000000
490.586	89.949	-37.923	1.161336e+00	2.025045e-01	-2.025045e-01	4.298695e-04	3.039636e-04	1.000000
3967.691	145.550	-180.401	5.832164e-02	1.536997e-02	-1.536997e-02	9.265961e-04	1.891406e-04	1.000000
4258.891	87.530	-145.650	8.229441e-02	2.146578e-02	-2.146578e-02	6.476203e-04	1.869519e-04	1.000000
4539.024	108.276	-192.602	6.430163e-02	1.672972e-02	-1.672972e-02	3.764295e-04	1.254765e-04	1.000000
4771.232	141.844	-123.932	7.210797e-02	1.887311e-02	-1.887311e-02	7.575944e-04	1.893986e-04	1.000000
5059.616	149.323	-146.541	6.563198e-02	1.707584e-02	-1.707584e-02	3.828102e-04	1.276034e-04	1.000000
5426.628	185.988	-217.689	4.764152e-02	1.254454e-02	-1.254454e-02	7.170101e-04	1.495069e-04	1.000000
5822.944	103.085	-210.329	6.203066e-02	1.612515e-02	-1.612515e-02	3.212208e-04	1.135687e-04	1.000000
6117.730	199.426	-191.701	4.926226e-02	1.280595e-02	-1.280595e-02	2.573976e-04	9.100381e-05	1.000000
10223.825	171.463	-372.621	4.951686e-02	1.146610e-02	-1.146610e-02	3.220700e-04	6.715623e-05	1.000000
28381.022	361.574	-531.025	3.006378e-02	6.849288e-03	-6.849288e-03	4.132538e-04	6.093096e-05	1.000000
34289.574	711.021	-502.513	2.267678e-02	5.317910e-03	-5.317910e-03	3.387891e-04	4.610336e-05	1.000000
42773.550	3701.745	-2986.724	2.255905e-02	4.449845e-03	-4.449845e-03	3.482819e-04	3.822891e-05	0.281152
57114.344	834.137	-489.718	1.911856e-02	4.493107e-03	-4.493107e-03	3.405394e-04	4.433445e-05	1.000000
63056.438	630.599	-673.197	2.018649e-02	5.207961e-03	-5.207961e-03	3.787966e-04	4.662664e-05	1.000000
68670.659	752.390	-586.510	1.520210e-02	3.890453e-03	-3.890453e-03	2.757335e-04	3.939050e-05	0.998126