value	quality	siderealorsynodic	author	ref	method
3.3879	2	Sidereal	Durech	2016A&A...587A..48D	Model
3.3880	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
3.3880	3	Synodic	Madden	2015MPBu...42..207M	Lightcurve