READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 47253.360 7273.603 -11085.356 3.678225e-03 1.839761e-03 -1.396507e-03 0.139439 1.267087e-04 1.328268e-05 1.658930 6 0.324368 2559.953300 4.812719 2.633875