READ TERR 1 2 READ SERR 4 !Time T_+ve T_-ve Rate Ratepos Rateneg FracExp BGrate BGerr CorrFact CtsInSrc BGInSrc Exposure Sigma SNR 54891.962 11935.301 -11174.098 2.243694e-03 1.114974e-03 -8.463436e-04 0.214933 5.786266e-05 5.304262e-06 1.950699 6 0.287402 4966.961300 4.950266 2.651044