READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 4211.625 1503.727 -783.698 3.101860e-02 6.462093e-03 -6.462093e-03 0.520659 1.722052e-03 1.042233e-04 1.480701 27 2.050908 1190.967502 200.997146 4.800086