value unc_up unc_lo author ref method 1.1900e+18 3.4100e+18 3.4100e+18 Zielenbach 2011AJ....142..120Z Deflec 1.3500e+18 nan nan Folkner 2014IPNPR.196C...1F Ephem 1.8100e+18 3.9800e+17 3.9800e+17 Fienga 2009A&A...507.1675F Ephem 3.0000e+18 1.0100e+18 1.0100e+18 Baer 2008DPS....40.5209B Deflec 3.8420e+18 3.5100e+17 3.5100e+17 Fienga 2020MNRAS.492..589F Ephem 3.9600e+18 2.8000e+18 2.8000e+18 Zielenbach 2011AJ....142..120Z Deflec 4.0000e+18 nan nan Folkner 2009IPNPR.178C...1F Ephem 4.9400e+18 1.9500e+18 1.9500e+18 Zielenbach 2011AJ....142..120Z Deflec 5.6300e+18 3.9400e+17 3.9400e+17 Fienga 2017NSTIM.108.....V Ephem 5.6900e+18 1.9900e+18 1.9900e+18 Zielenbach 2011AJ....142..120Z Deflec