value	unc_up	unc_lo	author	ref	method
1.0800e+19	5.6400e+18	5.6400e+18	Zielenbach	2011AJ....142..120Z	Deflec
1.4700e+18	6.8600e+18	6.8600e+18	Zielenbach	2011AJ....142..120Z	Deflec
1.7100e+19	4.2500e+18	4.2500e+18	Zielenbach	2011AJ....142..120Z	Deflec
1.8700e+19	4.3000e+18	4.3000e+18	Zielenbach	2011AJ....142..120Z	Deflec
1.9197e+18	9.3766e+17	9.3766e+17	Fienga	INPOP19a	Ephem
3.1800e+19	1.9900e+19	1.9900e+19	Aslan	2007ASPC..370...52A	Ephem
7.1800e+18	nan	nan	Folkner	2014IPNPR.196C...1F	Ephem