! Swift/XRT detailed lightcurve of trigger: 21910, name: GRB 260903A - source 1
 ! T0 for this burst is Swift MET=810131857.394 s, = 2026 Sep 03 at 12:36:58.978 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
498839.834	440.873	-471.784	4.528635e-02	9.796114e-03	-9.796114e-03	3.458164e-04	5.213378e-05	1.000000
537085.602	535.012	-350.065	4.375709e-02	9.687835e-03	-9.687835e-03	3.398569e-04	5.244105e-05	1.000000
547907.698	573.235	-397.090	4.336203e-02	8.446582e-03	-8.446582e-03	3.333460e-04	5.025380e-05	1.000000
553559.438	161.395	-189.629	7.787418e-02	2.025305e-02	-2.025305e-02	3.069956e-04	7.926591e-05	1.000000
554124.054	356.489	-403.221	6.409614e-02	1.247185e-02	-1.247185e-02	3.877166e-04	6.055116e-05	1.000000