value	quality	siderealorsynodic	author	ref	method
16.0000	1	Synodic	Harris	1999Icar..142..173H	Lightcurve
18.1900	2+	Synodic	Behrend	LCDB	Lightcurve
19.7950	3	Synodic	Higgins	2008MPBu...35..123H	Lightcurve
19.7977	2	Sidereal	Durech	2020A&A...643A..59D	Model
19.7990	2	Sidereal	Durech	2023A&A...675A..24D	Model