value	quality	siderealorsynodic	author	ref	method
9.4250	2+	Synodic	Polakis	2020MPBu...47...94P	Lightcurve
9.4456	2	Sidereal	Durech	2020A&A...643A..59D	Model
9.8400	2+	Synodic	Behrend	LCDB	Lightcurve