READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 125174.116 165515.922 -85890.353 1.059780e-03 4.308201e-04 -3.517042e-04 0.055740 1.368441e-04 4.784642e-06 1.635214 11 1.917637 14013.299700 4.495166 3.013271