READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 51101.478 10025.862 -11493.677 3.500427e-03 1.708993e-03 -1.296187e-03 0.142146 5.978637e-05 6.997465e-06 1.840722 6 0.182881 3058.906000 271.769724 2.700557