READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 46111.675 344.095 -217.540 2.885361e-02 9.718312e-03 -8.001528e-03 1.000000 1.076335e-03 1.181431e-04 1.422133 12 0.604508 561.635200 171.739571 3.606013