value	quality	siderealorsynodic	author	ref	method
6.3450	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
6.3485	2	Sidereal	Durech	2016A&A...587A..48D	Model
6.3490	2	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
6.3600	2	Synodic	Chang	2015ApJS..219...27C	Lightcurve