READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 45063.035 637.365 -538.559 1.238679e-02 4.425396e-03 -3.612715e-03 1.000000 5.660611e-04 6.368685e-05 1.409515 11 0.665645 1175.923700 137.992178 3.428666