value	quality	siderealorsynodic	author	ref	method
15.5740	3-	Synodic	Pravec	LCDB	Lightcurve
15.5750	3-	Synodic	Benishek	2016MPBu...43..339B	Lightcurve
15.6230	2+	Synodic	Odden	2017MPBu...44..205O	Lightcurve