READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 21099.504 92955.730 -3691.846 1.871484e-03 8.696385e-04 -6.854160e-04 0.088153 1.281779e-04 4.926277e-06 2.308147 8 1.092051 8519.805400 4.227875 2.730435