READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 85609.491 832.394 -905.165 1.284483e-02 4.427448e-03 -3.674882e-03 1.000000 8.412484e-04 3.406115e-05 1.934360 13 1.461719 1737.558900 194.958532 3.495304