READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 24112.109 11174.698 -6704.451 1.670832e-02 2.708347e-03 -2.708347e-03 0.236578 1.115260e-04 1.372790e-05 1.834318 39 0.471734 4229.815100 663.519815 6.169193