value	quality	siderealorsynodic	author	ref	method
16.3186	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
3.0720	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
3.0720	3-	Synodic	Rowe	2018MPBu...45..292R	Lightcurve