value	quality	siderealorsynodic	author	ref	method
84.0100	2	Sidereal	Durech	2019A&A...631A...2D	Model
84.2000	3	Synodic	Pravec	LCDB	Lightcurve
84.7871	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
9.8558	1	Synodic	Behrend	LCDB	Lightcurve