value	quality	siderealorsynodic	author	ref	method
6.4300	1	Synodic	Behrend	LCDB	Lightcurve
6.4300	2+	Synodic	Behrend	LCDB	Lightcurve
6.4560	2	Synodic	McNeill	2019ApJS..245...29M	Lightcurve
6.4560	2+	Synodic	Warner	2006MPBu...33...85W	Lightcurve
6.4596	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
6.4604	2	Sidereal	Durech	2020A&A...643A..59D	Model