READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 41814.223 7899.928 -5071.154 1.539516e-03 8.359895e-04 -6.340568e-04 0.377822 1.570268e-04 1.003207e-05 1.442601 6 0.769551 4900.763821 3.739171 2.428041