READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 3052.791 5205.618 -695.635 1.270832e-02 3.342938e-03 -3.342938e-03 0.279568 4.794827e-04 4.635335e-05 1.378546 16 0.791052 1649.803400 198.877604 3.801542