READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 9218.302 2469.362 -3684.709 1.028107e-02 2.696364e-03 -2.696364e-03 0.294566 4.114425e-04 3.905240e-05 1.221786 16 0.745854 1812.777900 215.474354 3.812939