READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 24449.387 70418.722 -14220.841 2.994433e-03 1.437916e-03 -1.114373e-03 0.037296 2.180649e-04 1.396017e-05 1.497544 7 0.688363 3156.690700 4.421337 2.687101