value	unc_up	unc_lo	author	ref	method
1.1100e+18	4.4200e+17	4.4200e+17	Fienga	2011CeMDA.111..363F	Ephem
1.2500e+19	7.4600e+18	7.4600e+18	Zielenbach	2011AJ....142..120Z	Deflec
1.4000e+18	9.9400e+16	9.9400e+16	Marchis	2008Icar..196...97M	BinImg
1.4000e+18	nan	nan	Folkner	2014IPNPR.196C...1F	Ephem
2.5900e+18	3.9800e+17	3.9800e+17	Merline	2002aste.book..289M	BinImg
3.1500e+19	7.4500e+18	7.4500e+18	Zielenbach	2011AJ....142..120Z	Deflec
9.0116e+17	4.4749e+17	4.4749e+17	Fienga	INPOP19a	Ephem