value	quality	siderealorsynodic	author	ref	method
18.1800	2	Synodic	Behrend	LCDB	Lightcurve
18.1800	2-	Synodic	Behrend	LCDB	Lightcurve
18.2012	2	Sidereal	Durech	2020A&A...643A..59D	Model
18.3600		Synodic	Harris	1980Icar...43...20H	Lightcurve
18.3600	3	Synodic	Harris	1980Icar...43..181H	Lightcurve
19.2606	2	Sidereal	Durech	2018A&A...617A..57D	Model