value	quality	siderealorsynodic	author	ref	method
6.2700	3	Synodic	Stephens	2019MPBu...46..180S	Lightcurve
6.3280	2+	Synodic	Behrend	LCDB	Lightcurve
6.3297	2	Sidereal	Durech	2020A&A...643A..59D	Model
6.3430	3	Synodic	Stephens	2017MPBu...44..321S	Lightcurve