READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 6945.218 408.675 -258.267 5.204702e-02 1.091821e-02 -1.091821e-02 1.000000 9.657589e-04 1.073065e-04 1.486234 24 0.644105 666.941800 326.349052 4.766993