value	quality	siderealorsynodic	author	ref	method
8.3205	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
8.3320	2	Sidereal	Martikainen	2021A&A...649A..98M	Model
8.3321	2	Sidereal	Durech	2018A&A...617A..57D	Model