value	quality	siderealorsynodic	author	ref	method
7.3490	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
7.3522	2	Sidereal	Durech	2016A&A...587A..48D	Model
7.3800	2	Synodic	Chang	2015ApJS..219...27C	Lightcurve