READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 46745.093 814.838 -431.290 2.521963e-02 5.314519e-03 -5.314519e-03 1.000000 1.019604e-03 5.629820e-05 1.324384 25 1.270557 1246.128100 338.244198 4.745422