value	quality	siderealorsynodic	author	ref	method
18.2800	2	Synodic	Skiff	2023MPBu...50...74S	Lightcurve
19.5900	2	Synodic	Stephens	2015MPBu...42...70S	Lightcurve
19.8400	2	Synodic	Warner	2012MPBu...39...89W	Lightcurve
8.0000	2-	Synodic	Skiff	LCDB	Lightcurve