value	quality	siderealorsynodic	author	ref	method
8.6880		Synodic	Carlsson	1981A&AS...45....1C	Lightcurve
8.7000	3	Synodic	Harris	1983Icar...54...59H	Lightcurve
8.7022	2	Sidereal	Durech	2011Icar..214..652D	Model
8.7022	2	Sidereal	Hanus	2016A&A...586A.108H	Model
8.7022	2	Sidereal	Martikainen	2021A&A...649A..98M	Model
8.7023	2	Sidereal	Durech	2023A&A...675A..24D	Model
8.7023	3	Synodic	Behrend	LCDB	Lightcurve
8.7050	3	Synodic	Alton	2013MPBu...40...87A	Lightcurve