READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 87689.524 7200.005 -4673.281 1.300897e-02 3.373230e-03 -3.373230e-03 0.178018 2.125247e-03 8.407349e-05 1.485655 23 4.492037 2113.653900 104.151536 3.856530