value	quality	siderealorsynodic	author	ref	method
21.1406	2	Sidereal	Durech	2020A&A...643A..59D	Model
21.1500	3-	Synodic	Devogele	2017A&A...607A.119D	Lightcurve
21.1530	3	Synodic	Oey	2012MPBu...39..145O	Lightcurve
21.2200	2	Synodic	Behrend	LCDB	Lightcurve
22.8010	2	Sidereal	Durech	2023A&A...675A..24D	Model