READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 94266.919 9886.008 -19833.225 1.044329e-02 3.944375e-03 -3.188713e-03 0.062178 3.410247e-04 2.784455e-05 2.059546 10 0.630173 1847.880100 182.103196 3.275079