READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 33880.540 629.140 -812.558 1.676413e-02 5.899624e-03 -5.899624e-03 1.000000 1.050729e-02 2.400452e-04 1.524686 31 15.148333 1441.697500 45.804470 2.841560