READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 108975.830 7072.596 -18368.405 1.628561e-02 3.737058e-03 -3.737058e-03 0.090669 1.940927e-06 1.372442e-06 1.977639 19 0.004477 2306.716000 6000.162335 4.357871