READ TERR 1 2 
READ SERR 4
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	FracExp 	BGrate  	BGerr   	CorrFact	CtsInSrc	BGInSrc 	Exposure	Sigma   	SNR
257755.641	900.351 	-816.063	2.762578e-03	2.882635e-03	-2.088218e-03	0.682183	1.568543e-03	6.479593e-05	1.495482	4       	1.836622	1170.909101	1.463187	1.322936