READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9451.744 11603.765 -5680.530 2.462969e-01 6.388463e-02 -6.388463e-02 0.009719 4.050856e-04 1.432194e-04 2.770941 15 0.068051 167.990560 620.625793 3.855338 21253.983 180.126 -198.475 5.460928e-02 1.388196e-02 -1.388196e-02 1.000000 6.945999e-04 1.553172e-04 1.313788 16 0.262976 378.600840 267.621711 3.933831