READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 10769.475 68.966 -535.293 2.535840e-02 9.998371e-03 -7.989228e-03 1.000000 7.120972e-04 7.816282e-05 1.787987 9 0.430291 604.259300 181.443950 3.174074