value	quality	siderealorsynodic	author	ref	method
3.9690	3-	Synodic	Behrend	LCDB	Lightcurve
3.9713	2	Sidereal	Durech	2020A&A...643A..59D	Model
3.9740	3	Synodic	Behrend	LCDB	Lightcurve