READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 230059.654 6172.241 -76274.172 1.156466e-02 2.885752e-03 -2.885752e-03 0.026093 4.624527e-04 3.546851e-05 1.463006 18 0.994858 2151.263400 222.865981 4.007502