value	quality	siderealorsynodic	author	ref	method
5.0891	2	Sidereal	Durech	2018A&A...617A..57D	Model
5.0900	2	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
5.0900	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve