value	quality	siderealorsynodic	author	ref	method
10.6000	1+	Synodic	Behrend	LCDB	Lightcurve
19.6400	3	Synodic	Wiles	LCDB	Lightcurve
19.6706	2	Sidereal	Durech	2023A&A...675A..24D	Model