value	quality	siderealorsynodic	author	ref	method
60.9900	3	Synodic	Pravec	LCDB	Lightcurve
61.0710	2	Sidereal	Durech	2016A&A...587A..48D	Model
61.0720	2	Sidereal	Hanus	2016A&A...586A.108H	Model