value	unc_up	unc_lo	author	ref	method
1.2600e+18	nan	nan	Folkner	2009IPNPR.178C...1F	Ephem
2.0900e+18	1.4700e+18	1.4700e+18	Zielenbach	2011AJ....142..120Z	Deflec
2.2000e+18	1.4600e+18	1.4600e+18	Zielenbach	2011AJ....142..120Z	Deflec
2.5710e+18	7.9400e+17	7.9400e+17	Fienga	2020MNRAS.492..589F	Ephem
2.6100e+18	nan	nan	Folkner	2014IPNPR.196C...1F	Ephem
4.3500e+18	1.9800e+18	1.9800e+18	Zielenbach	2011AJ....142..120Z	Deflec
5.5900e+18	3.0700e+18	3.0700e+18	Zielenbach	2011AJ....142..120Z	Deflec