READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44651.352 860.720 -297.987 5.386218e-02 1.976208e-02 -1.976208e-02 0.276976 1.992044e-02 1.146293e-03 1.489313 18 6.393155 320.934400 31.550220 2.725532