value	quality	siderealorsynodic	author	ref	method
9.9840	2	Sidereal	Durech	2023A&A...675A..24D	Model
9.9840	3	Synodic	Marchini	2019MPBu...46...90M	Lightcurve
9.9900	3	Synodic	Izzo	2019MPBu...46..377I	Lightcurve