READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 36541.564 6346.502 -5219.874 2.647771e-03 1.500139e-03 -1.162484e-03 0.263382 5.423930e-04 2.362701e-05 1.508244 7 1.652329 3046.369500 3.095012 2.277683