value	quality	siderealorsynodic	author	ref	method
7.1410	2-	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
8.3889	2	Sidereal	Hanus	2016A&A...586A.108H	Model
8.3920	3	Synodic	Clark	2007MPBu...34...19C	Lightcurve