value	quality	siderealorsynodic	author	ref	method
7.0018	2	Sidereal	Durech	2020A&A...643A..59D	Model
7.0020	3	Synodic	Warner	2019MPBu...46..166W	Lightcurve
7.0040	3	Synodic	Birlan	1996P&SS...44..555B	Lightcurve