value	quality	siderealorsynodic	author	ref	method
16.0000	1	Synodic	Behrend	LCDB	Lightcurve
19.5900	2	Synodic	Chang	2015ApJS..219...27C	Lightcurve
19.9300	2-	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
19.9320	2	Sidereal	Durech	2023A&A...675A..24D	Model