READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 46609.101 1302.666 -994.020 1.507411e-02 2.991750e-03 -2.991750e-03 1.000000 5.804693e-04 4.589013e-05 1.298261 28 1.333156 2296.686800 253.017489 5.038560