READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 459471.688 2789.006 -3808.896 1.7265e-02 0.0000e+00 0.0000e+00 0.2835 1.7415e-02 3.6970e-04 1.2723 37 32.5739 1870.4458 0.9982 inf