READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 127695.695 17231.503 -5907.408 3.121605e-03 1.301894e-03 -1.051813e-03 0.172615 3.784551e-04 1.949143e-05 1.468908 10 1.511599 3994.128900 4.548415 2.967832