value	quality	siderealorsynodic	author	ref	method
7.7500	2+	Synodic	Schober	1981A&A....99..199S	Lightcurve
8.1743	2	Sidereal	Durech	2019A&A...631A...2D	Model
8.1755	3	Synodic	Behrend	LCDB	Lightcurve
8.1756	3	Synodic	Skiff	2019MPBu...46..238S	Lightcurve
8.1760	3	Synodic	Franco	2022MPBu...49..128F	Lightcurve