READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 101141.653 479.768 -495.572 4.524353e-02 8.703773e-03 -8.703773e-03 1.000000 5.046106e-04 6.211327e-05 1.604191 28 0.492167 975.339700 454.062960 5.198151