READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 87287.129 32912.718 -20724.292 2.314608e-03 1.006351e-03 -7.931678e-04 0.104243 1.103571e-04 7.508851e-06 1.752894 8 0.617037 5591.279000 175.851480 2.918182