READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 60069.728 5540.325 -5599.527 1.173629e-02 2.910316e-03 -2.910316e-03 0.208419 1.603563e-04 1.564918e-05 1.638763 17 0.372309 2321.759800 457.639165 4.032651