READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7854.449 166.546 -234.622 8.481935e-02 2.310583e-02 -2.310583e-02 1.000000 1.810818e-02 5.505050e-04 1.816160 26 7.264424 401.168000 84.835869 3.670907