value	quality	siderealorsynodic	author	ref	method
9.7910	3	Synodic	Stephens	2018MPBu...45...50S	Lightcurve
9.7935	2	Sidereal	Durech	2016A&A...587A..48D	Model
9.7935	2	Sidereal	Wang	2021AN....342..914W	Model
9.8050	3	Synodic	Warner	2013MPBu...40..137W	Lightcurve
9.8100	3	Synodic	Warner	2010MPBu...37...57W	Lightcurve