value	quality	siderealorsynodic	author	ref	method
2.5776	3	Synodic	Warner	2020MPBu...47..200W	Lightcurve
2.6786		Synodic	Pravec	2016Icar..267..267P	Lightcurve
2.6790	3	Synodic	Pravec	LCDB	Lightcurve