value	unc_up	unc_lo	author	ref	method
1.8800e+19	6.4000e+18	6.4000e+18	Fienga	2011CeMDA.111..363F	Ephem
2.6400e+18	5.6700e+18	5.6700e+18	Zielenbach	2011AJ....142..120Z	Deflec
3.0600e+18	nan	nan	Folkner	2014IPNPR.196C...1F	Ephem
3.1303e+18	1.4401e+18	1.4401e+18	Fienga	INPOP19a	Ephem
7.1400e+18	3.9300e+18	3.9300e+18	Zielenbach	2011AJ....142..120Z	Deflec
7.4400e+18	3.8900e+18	3.8900e+18	Zielenbach	2011AJ....142..120Z	Deflec