READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 36042.888 20647.813 -27183.978 1.341995e-03 5.881989e-04 -4.632685e-04 0.223200 6.309615e-05 3.744068e-06 1.955668 8 0.673619 10676.063357 4.958599 2.896797