value	quality	siderealorsynodic	author	ref	method
2.6470	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
2.6475	3	Synodic	Pravec	LCDB	Lightcurve
2.6475	3	Synodic	Warner	2012MPBu...39..232W	Lightcurve