READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 165508.959 322512.389 -80313.152 2.993964e-03 9.833989e-04 -8.162433e-04 0.017067 1.297156e-04 7.308649e-06 1.699996 13 0.891797 6875.016600 240.973256 3.667979