READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 7509.829 897.969 -1010.086 2.031061e-02 3.955736e-03 -3.955736e-03 1.000000 4.337084e-04 4.381117e-05 1.426215 28 0.827540 1908.055300 325.052261 5.134472