value unc_up unc_lo author ref method 1.3300e+19 1.4700e+18 1.4700e+18 Fienga 2011CeMDA.111..363F Ephem 1.4377e+18 1.2726e+18 1.2726e+18 Fienga 2013arXiv1301.1510F Ephem 2.9400e+18 nan nan Folkner 2009IPNPR.178C...1F Ephem 4.1800e+18 nan nan Folkner 2014IPNPR.196C...1F Ephem 4.3100e+18 4.6500e+18 4.6500e+18 Zielenbach 2011AJ....142..120Z Deflec 5.2500e+18 4.4700e+18 4.4700e+18 Zielenbach 2011AJ....142..120Z Deflec 5.3833e+18 9.3266e+17 9.3266e+17 Fienga INPOP19a Ephem 7.9600e+15 3.9800e+15 3.9800e+15 Fienga 2009A&A...507.1675F Ephem 8.1000e+18 5.8600e+18 5.8600e+18 Zielenbach 2011AJ....142..120Z Deflec