value	quality	siderealorsynodic	author	ref	method
56.6095	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
56.7670	2	Synodic	McNeill	2019ApJS..245...29M	Lightcurve
60.2400	2	Synodic	Behrend	LCDB	Lightcurve