value	quality	siderealorsynodic	author	ref	method
24.0000	1	Synodic	Iowa	LCDB	Lightcurve
32.0000	1	Synodic	Higgins	LCDB	Lightcurve
414.0000	2+	Synodic	Menke	2008MPBu...35..155M	Lightcurve