READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 69729.820 5199.912 -374.881 5.283850e-03 2.670616e-03 -2.027185e-03 0.278399 2.468533e-04 1.687455e-05 1.459967 6 0.383121 1552.018700 4.618835 2.606497