READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 33530.960 269.160 -462.977 3.689718e-02 1.388930e-02 -1.388930e-02 0.999993 6.389223e-03 4.278540e-04 2.617027 15 4.677753 732.131660 32.952583 2.656518 34028.100 481.589 -227.980 1.318769e-01 3.710152e-02 -3.710152e-02 0.999996 6.586916e-03 4.381552e-04 5.731622 21 4.673851 709.565840 52.512553 3.554487