READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7454.787 350.739 -839.360 1.7444e-02 0.0000e+00 0.0000e+00 0.8638 1.3658e-03 1.0537e-04 1.7150 3 1.4040 1027.9930 1.2447 inf