READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 2430.171 5065.211 -744.733 6.720054e-03 2.668907e-03 -2.132598e-03 0.349558 2.424924e-04 2.412889e-05 1.604119 9 0.492481 2030.913000 173.609803 3.151111