READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 129096.681 776375.663 -67550.664 4.114573e-03 1.736495e-03 -1.368639e-03 0.004474 1.043390e-04 7.569545e-06 2.042677 8 0.393983 3775.993800 266.106968 3.006324