READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 67403.409 2845.520 -54199.018 2.453136e-03 1.558825e-03 -1.150759e-03 0.079468 1.892098e-04 9.930938e-06 2.684827 5 0.857725 4533.198400 3.041663 2.131755