READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 1829.904 4158.917 -1304.399 1.230285e-02 4.141969e-03 -3.412240e-03 0.356592 3.094278e-04 2.663131e-05 2.103015 12 0.602819 1948.172100 219.673499 3.605505