value	quality	siderealorsynodic	author	ref	method
7.9809	2	Sidereal	Durech	2016A&A...587A..48D	Model
7.9817	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
7.9830	3	Synodic	Carreno	2020MPBu...47....7C	Lightcurve