value	quality	siderealorsynodic	author	ref	method
6.5400	3	Synodic	Di Martino	1987A&AS...67...95D	Lightcurve
6.6000	2	Synodic	Behrend	LCDB	Lightcurve
6.6060	2+	Synodic	Behrend	LCDB	Lightcurve
6.6080	3	Synodic	Franco	2022MPBu...49..128F	Lightcurve
6.6084	3	Synodic	Behrend	LCDB	Lightcurve
6.6400	3-	Synodic	Franco	LCDB	Lightcurve