READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 137995.333 165.941 -290.388 3.407142e-02 1.317246e-02 -1.052549e-02 1.000000 5.708572e-04 1.025290e-04 1.778920 9 0.260498 456.328600 186.793751 3.237037