value	quality	siderealorsynodic	author	ref	method
13.3400	2	Synodic	Holliday	2001MPBu...28...13H	Lightcurve
17.7595	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
17.7690	3	Synodic	Behrend	LCDB	Lightcurve
17.7778	2	Sidereal	Durech	2020A&A...643A..59D	Model
17.7779	2	Sidereal	Durech	2023A&A...675A..24D	Model