READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 44358.993 3179.100 -4977.443 6.627308e-03 2.871265e-03 -2.225207e-03 0.245611 2.080990e-06 2.080990e-06 1.897756 7 0.004169 2003.332700 1678.093750 2.978289