value	quality	siderealorsynodic	author	ref	method
2.7900	2-	Synodic	Chang	2014ApJ...788...17C	Lightcurve
2.7939	3	Synodic	Benishek	2017MPBu...44..151B	Lightcurve
2.7942	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
2.8010	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve