READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 49343.930 4483.648 -5912.485 1.415605e-02 7.568296e-03 -5.589957e-03 0.057641 1.286194e-04 2.625432e-05 1.723124 5 0.077074 599.244700 312.909175 2.532407