value	quality	siderealorsynodic	author	ref	method
10.7900	2	Synodic	Chang	2015ApJS..219...27C	Lightcurve
10.8060	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
21.6760	2	Synodic	Pravec	LCDB	Lightcurve