value	quality	siderealorsynodic	author	ref	method
2.5780	2	Synodic	Warner	2007MPBu...34...72W	Lightcurve
2.6778	3	Synodic	Skiff	LCDB	Lightcurve
2.6980	2	Synodic	Skiff	LCDB	Lightcurve