READ TERR 1 2 
READ SERR 4
!Time    	T_+ve   	T_-ve   	Rate    	Ratepos 	Rateneg 	FracExp 	BGrate  	BGerr   	CorrFact	CtsInSrc	BGInSrc 	Exposure	Sigma   	SNR
20170.243	79.024  	-71.416 	2.165193e-01	4.869274e-02	-4.869274e-02	1.000000	7.493952e-04	3.351397e-04	1.637885	20      	0.112739	150.439500	394.445656	4.446644
20315.876	121.437 	-66.609 	2.956875e-01	5.081222e-02	-5.081222e-02	1.000000	3.597162e-04	2.076822e-04	1.638638	34      	0.067643	188.046000	868.861584	5.819221
27401.862	174.778 	-158.693	1.532611e-01	2.814625e-02	-2.814625e-02	1.000000	5.227420e-04	1.509026e-04	1.713561	30      	0.174319	333.470900	592.701020	5.445170