READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 32946.687 91812.114 -32826.773 9.669328e-04 4.516760e-04 -3.557424e-04 0.090042 1.003075e-04 3.740839e-06 1.578640 8 1.125719 11222.674800 4.179632 2.718070