READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 33005.311 372.879 -301.585 3.792291e-02 9.988612e-03 -9.988612e-03 1.000000 4.367797e-04 7.279662e-05 1.739335 15 0.294592 674.463700 299.507199 3.796615