value	quality	siderealorsynodic	author	ref	method
8.7200	3	Synodic	Pravec	LCDB	Lightcurve
8.7212	2	Sidereal	Durech	2018A&A...617A..57D	Model
8.7270	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve