READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 47137.509 422.424 -823.705 3.713163e-03 2.941996e-03 -2.095803e-03 1.000000 7.871124e-04 4.400092e-05 1.532652 4 0.980843 1246.128100 2.290228 1.771714