READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 4952.794 1157.712 -1333.865 1.184337e-02 2.782531e-03 -2.782531e-03 0.880522 2.033045e-04 2.119596e-05 1.400402 19 0.446027 2193.887500 398.996778 4.256331