value	quality	siderealorsynodic	author	ref	method
15.1200	2	Synodic	Schmidt	2007LPI....38.1859S	Lightcurve
15.1560	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
21.3300	2	Synodic	Chang	2015ApJS..219...27C	Lightcurve