READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 102847.252 6178.131 -6660.019 4.885991e-03 1.355530e-03 -1.355530e-03 0.363845 8.284794e-04 3.428272e-05 1.414930 20 3.869910 4671.099900 100.726178 3.604488