READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 39748.690 233.204 -162.162 1.9686e+00 0.0000e+00 0.0000e+00 0.0254 2.7149e-01 1.4680e-02 1.5906 5 2.7228 10.0292 1.3515 inf