value	quality	siderealorsynodic	author	ref	method
14.5000	1+	Synodic	Behrend	LCDB	Lightcurve
50.7800	2+	Synodic	Stephens	2016MPBu...43..336S	Lightcurve
51.7200	2	Synodic	Warner	LCDB	Lightcurve