READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 28373.920 4672.774 -2985.857 1.405052e-02 2.969976e-03 -2.969976e-03 0.494020 2.172085e-04 1.632639e-05 2.293551 24 0.821812 3783.515700 375.226760 4.730852