value	quality	siderealorsynodic	author	ref	method
308.0007	2	Sidereal	Martikainen	2021A&A...649A..98M	Model
308.0300	2	Sidereal	Durech	2020A&A...643A..59D	Model
309.6790	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve