READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 37508.206 6245.640 -5016.974 2.497247e-03 1.390680e-03 -1.055623e-03 0.321414 2.492158e-04 1.542607e-05 1.773233 6 0.902152 3619.961640 3.521515 2.365661