READ TERR 1 2 
READ SERR 4
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	FracExp 	BGrate  	BGerr   	CorrFact	CtsInSrc	BGInSrc 	Exposure	Sigma   	SNR
41990.171	10358.776	-14275.397	7.048849e-03	1.666009e-03	-1.666009e-03	0.165293	2.643072e-04	1.699031e-05	1.516710	20      	1.076221	4071.855200	273.535817	4.230979