value	unc_up	unc_lo	author	ref	method
1.3300e+18	1.2200e+18	1.2200e+18	Zielenbach	2011AJ....142..120Z	Deflec
1.3408e+19	2.9827e+18	2.9827e+18	Fienga	2013arXiv1301.1510F	Ephem
2.0616e+18	9.1687e+17	9.1687e+17	Fienga	INPOP19a	Ephem
2.0600e+18	1.3000e+18	1.3000e+18	Zielenbach	2011AJ....142..120Z	Deflec
2.6300e+18	nan	nan	Folkner	2014IPNPR.196C...1F	Ephem
7.2800e+18	5.9700e+17	5.9700e+17	Fienga	2009A&A...507.1675F	Ephem