READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 194017.102 12686.041 -8843.815 2.040310e-03 9.455931e-04 -7.328269e-04 0.230235 9.282139e-05 6.805995e-06 1.546434 7 0.460109 4956.932100 4.959346 2.784163