READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 703505.040 9967.912 -679166.069 2.319496e-03 9.111201e-04 -7.361027e-04 0.008583 1.669570e-04 9.094725e-06 1.522322 10 0.987504 5914.720700 167.541070 3.151049