READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 1848.912 102.455 -113.174 1.138531e-01 2.601206e-02 -2.601206e-02 1.000000 1.960516e-03 3.640586e-04 1.254008 20 0.422744 215.629120 249.386576 4.376933 2122.813 169.545 -171.446 1.342463e-01 2.235381e-02 -2.235381e-02 1.000000 1.368000e-03 2.418306e-04 1.253010 37 0.466476 340.991480 443.033769 6.005522 5964.118 194.967 -286.435 4.376035e-02 1.160825e-02 -1.160825e-02 1.000000 8.277511e-04 1.068622e-04 1.442747 15 0.398481 481.401600 283.835276 3.769764