READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 11942.459 112816.342 -11822.543 1.524454e-03 5.493690e-04 -4.484827e-04 0.090042 6.726197e-05 3.637111e-06 1.669932 11 0.754859 11222.674800 250.994989 3.399137