value	quality	siderealorsynodic	author	ref	method
2.9780	3	Synodic	Warner	2013MPBu...40..137W	Lightcurve
2.9783	3	Synodic	Benishek	LCDB	Lightcurve
2.9783	2	Sidereal	Hanus	2016A&A...586A.108H	Model
2.9790	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
3.0820	2	Synodic	Behrend	LCDB	Lightcurve