value	quality	siderealorsynodic	author	ref	method
6.8980	2	Synodic	Moravec	2013MPBu...40...17M	Lightcurve
9.1100	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
9.1128	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
9.1167	2	Sidereal	Durech	2020A&A...643A..59D	Model