value	quality	siderealorsynodic	author	ref	method
2.8290	3	Synodic	Brinsfield	2008MPBu...35..179B	Lightcurve
2.8303	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
2.8303	2	Sidereal	Hanus	2013A&A...559A.134H	Model
2.8303	2	Sidereal	Martikainen	2021A&A...649A..98M	Model