value	unc_up	unc_lo	author	ref	method
1.7300e+17	2.3900e+18	2.3900e+18	Zielenbach	2011AJ....142..120Z	Deflec
2.0426e+15	2.1921e+15	2.1921e+15	Fienga	inpop13c	Ephem
2.0400e+15	2.1900e+15	2.1900e+15	Fienga	2014arXiv1405.0484F	Ephem
2.1000e+18	2.9700e+18	2.9700e+18	Zielenbach	2011AJ....142..120Z	Deflec
2.2600e+18	nan	nan	Folkner	2009IPNPR.178C...1F	Ephem
3.1036e+18	8.2691e+17	8.2691e+17	Fienga	INPOP19a	Ephem
5.0700e+18	nan	nan	Folkner	2014IPNPR.196C...1F	Ephem