value unc_up unc_lo author ref method 1.5200e+18 nan nan Folkner 2014IPNPR.196C...1F Ephem 3.4800e+18 7.9600e+17 7.9600e+17 Baer 2011AJ....141..143B Deflec 4.0200e+18 8.5500e+17 8.5500e+17 Baer 2008DPS....40.5209B Deflec 4.3808e+18 1.5288e+18 1.5288e+18 Fienga INPOP19a Ephem 5.0300e+18 2.7900e+18 2.7900e+18 Zielenbach 2011AJ....142..120Z Deflec 5.5700e+18 2.7700e+18 2.7700e+18 Zielenbach 2011AJ....142..120Z Deflec 6.1500e+18 2.3900e+18 2.3900e+18 Fienga 2011CeMDA.111..363F Ephem 8.5600e+18 4.7100e+18 4.7100e+18 Zielenbach 2011AJ....142..120Z Deflec 8.6500e+18 3.7200e+18 3.7200e+18 Zielenbach 2011AJ....142..120Z Deflec 9.3300e+18 3.6800e+18 3.6800e+18 Baer 2008CeMDA.100...27B Deflec 9.9400e+18 7.9600e+18 7.9600e+18 Landgraf 1992IAUS..152..179L Deflec