READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 59756.194 4340.544 -3316.225 4.544439e-03 2.183261e-03 -1.692009e-03 0.283582 3.182865e-04 2.191174e-05 1.564026 7 0.691102 2171.321800 4.415823 2.685824