value	quality	siderealorsynodic	author	ref	method
8.9000	3-	Synodic	Ruthroff	2010MPBu...37..158R	Lightcurve
8.9260	3	Synodic	Behrend	LCDB	Lightcurve
8.9263	2	Sidereal	Durech	2020A&A...643A..59D	Model
8.9263	2	Sidereal	Durech	LCDB	Model
8.9263	2	Sidereal	Hanus	2011A&A...530A.134H	Model
8.9264	2	Sidereal	Durech	2023A&A...675A..24D	Model
8.9273	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
8.9300	3	Synodic	Binzel	1987Icar...72..135B	Lightcurve
8.9310	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
9.0000	2-	Synodic	Behrend	LCDB	Lightcurve