READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 86637.032 274.127 -337.156 4.2638e-02 0.0000e+00 0.0000e+00 0.9557 4.6555e-03 2.3604e-04 1.4765 8 2.7197 584.2009 2.6356 inf