READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 45463.605 16068.458 -3178.164 1.817595e-02 8.188630e-03 -6.341327e-03 0.032047 4.370839e-04 7.608654e-05 1.665802 7 0.269592 616.795800 143.414199 2.866269