READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 320368.404 23151.267 -10378.775 2.267660e-03 9.949683e-04 -7.841962e-04 0.148957 1.370362e-04 8.278662e-06 1.548103 8 0.684433 4994.541600 4.935503 2.891700