value	quality	siderealorsynodic	author	ref	method
17.9700	2	Synodic	Almeida	2004A&A...415..403A	Lightcurve
2.5930	2	Synodic	Hamanowa	LCDB	Lightcurve
20.7370	2	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
20.7428	2	Sidereal	Durech	2020A&A...643A..59D	Model