value	quality	siderealorsynodic	author	ref	method
8.8400	3	Synodic	Riccioli	1995A&AS..111..297R	Lightcurve
8.8600		Synodic	Piironen	1998A&AS..128..525P	Lightcurve
8.8600	3	Synodic	Lagerkvist	1992A&AS...95..461L	Lightcurve
8.8700	1+	Synodic	Behrend	LCDB	Lightcurve
8.8727	2	Sidereal	Durech	2019A&A...631A...2D	Model
8.8749	3	Synodic	Behrend	LCDB	Lightcurve
8.8800	3	Synodic	Shevchenko	1992Icar..100..295S	Lightcurve
8.8940	3	Synodic	Aznar	2016MPBu...43..350M	Lightcurve
8.9000	3	Synodic	Schober	1983A&A...117..362S	Lightcurve