READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 394724.026 2784.452 -4087.153 3.177531e-03 1.460142e-03 -1.131598e-03 0.427273 1.377370e-04 1.172495e-05 1.414400 7 0.404402 2936.048300 191.593102 2.808003