value	unc_up	unc_lo	author	ref	method
3.60	0.100	0.100	Hanus	2018Icar..309..297H	RADIOMETRY_TPM
3.87	0.980	0.980	Nugent	2016AJ....152...63N	NEATM
3.89	0.074	0.074	Masiero	2011ApJ...741...68M	NEATM