READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44872.971 639.101 -519.606 3.5353e-02 0.0000e+00 0.0000e+00 0.2770 6.9013e-03 4.1466e-04 1.6028 1 2.2149 320.9344 0.0000 inf