READ TERR 1 2 
READ SERR 4
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	FracExp 	BGrate  	BGerr   	CorrFact	CtsInSrc	BGInSrc 	Exposure	Sigma   	SNR
273.623 	10.623  	-19.465 	8.616834e-01	2.636291e-01	-2.188181e-01	1.000000	3.530806e-05	3.530806e-05	1.994460	13      	0.001062	30.087600	12236.197917	3.937898