READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 72190.969 3189.791 -3873.578 1.372807e-02 2.856574e-03 -2.856574e-03 0.344323 6.129520e-04 4.006993e-05 1.362252 26 1.490749 2432.081000 251.497377 4.805782