value	quality	siderealorsynodic	author	ref	method
7.7000	2	Synodic	Behrend	LCDB	Lightcurve
7.7500	3	Synodic	Brinsfield	2010MPBu...37..146B	Lightcurve
7.7544	2	Sidereal	Durech	2020A&A...643A..59D	Model
7.7550	2-	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve