READ TERR 1 2 
READ SERR 4
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	FracExp 	BGrate  	BGerr   	CorrFact	CtsInSrc	BGInSrc 	Exposure	Sigma   	SNR
257842.886	813.106 	-903.308	1.666292e-02	5.139512e-03	-5.139512e-03	0.682183	2.083290e-03	8.326502e-05	1.553323	15      	2.439343	1170.909101	128.832837	3.242120