READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 630.631 3826.714 -424.452 8.410189e-01 2.212018e-01 -2.212018e-01 0.015335 4.164107e-03 1.255525e-03 3.722422 15 0.271457 65.189800 179.951137 3.802044 4795.952 248.327 -338.607 1.305956e-01 3.016117e-02 -3.016117e-02 0.333205 3.211350e-03 6.555141e-04 1.318426 20 0.628042 195.569420 151.109068 4.329923