value	quality	siderealorsynodic	author	ref	method
6.1500	3-	Synodic	Sergison	2010MPBu...37...33S	Lightcurve
6.1622	2	Sidereal	Durech	2023A&A...675A..24D	Model
6.1770	3-	Synodic	Behrend	LCDB	Lightcurve