READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 10369.357 5684.857 -888.407 6.857644e-03 2.770774e-03 -2.213995e-03 0.258997 3.743295e-04 2.987475e-05 1.396011 9 0.637280 1702.456700 164.424763 3.097407