value	quality	siderealorsynodic	author	ref	method
5.7860	3	Synodic	Warner	2021MPBu...48..170W	Lightcurve
5.7927	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
5.9000	2	Synodic	Bowell	1977IAUC.3111....2B	Lightcurve
5.9000	2	Synodic	Erikson	2000Icar..147..487E	Lightcurve