value	quality	siderealorsynodic	author	ref	method
17.3000	2	Synodic	Warner	2008MPBu...35...67W	Lightcurve
24.5979	2	Sidereal	Durech	2018A&A...617A..57D	Model
25.7000	2	Synodic	Warner	2011MPBu...38...21W	Lightcurve
28.0000	2	Synodic	Molnar	2018ApJS..234...37M	Lightcurve