READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44045.960 1030.092 -702.452 1.479696e-02 3.356748e-03 -3.356748e-03 1.000000 1.649557e-04 1.810624e-05 1.300401 20 0.285793 1732.544300 628.444013 4.408122 50186.613 545.296 -477.683 1.332092e-02 4.801662e-03 -3.881762e-03 1.000000 1.776184e-04 2.563701e-05 1.387962 10 0.181700 1022.978400 374.371252 3.431667