value	quality	siderealorsynodic	author	ref	method
6.3770	2-	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
6.3770	3	Synodic	Behrend	LCDB	Lightcurve
6.3772	2	Sidereal	Durech	2023A&A...675A..24D	Model