READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44678.471 833.601 -325.106 5.319883e-02 2.066871e-02 -2.066871e-02 0.276976 2.191938e-02 1.204798e-03 1.557031 18 7.034684 320.934400 28.358978 2.573883