value	quality	siderealorsynodic	author	ref	method
19.9590	3	Synodic	Pilcher	2019MPBu...46...58P	Lightcurve
19.9600	3-	Synodic	Polakis	2020MPBu...47..177P	Lightcurve
19.9700	2	Synodic	Malcolm	2002MPBu...29...28M	Lightcurve
19.9758	2	Sidereal	Durech	2023A&A...675A..24D	Model
19.9764	2	Sidereal	Durech	2019A&A...631A...2D	Model
19.9770	3	Synodic	Pilcher	2019MPBu...46...58P	Lightcurve
9.1200	1	Synodic	Behrend	LCDB	Lightcurve