value	quality	siderealorsynodic	author	ref	method
5.5000	2	Synodic	Behrend	LCDB	Lightcurve
6.9670	2-	Synodic	Behrend	LCDB	Lightcurve
7.0970	2	Synodic	Carbo	2009MPBu...36..152C	Lightcurve
7.0970	2+	Synodic	Vinson	2014MPBu...41..169V	Lightcurve