READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 146691.082 7011.862 -12142.514 2.054951e-03 9.504893e-04 -7.366213e-04 0.258788 9.020223e-05 7.022234e-06 1.554441 7 0.447126 4956.932100 4.996060 2.789698