value	quality	siderealorsynodic	author	ref	method
9.7700	3	Synodic	Stephens	2005MPBu...32...82S	Lightcurve
9.7840	2	Synodic	Behrend	LCDB	Lightcurve
9.7869	2	Sidereal	Hanus	2011A&A...530A.134H	Model
9.7869	2	Sidereal	Hanus	2018Icar..309..297H	Model