value	quality	siderealorsynodic	author	ref	method
11.9759	3	Synodic	Pravec	LCDB	Lightcurve
11.9770	3	Synodic	Pray	2006MPBu...33...26P	Lightcurve
11.9774	2	Sidereal	Durech	2020A&A...643A..59D	Model
6.8450	2-	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve