value	quality	siderealorsynodic	author	ref	method
8.7054	2	Sidereal	Hanus	2013A&A...551A..67H	Model
8.7060	3	Synodic	Stephens	2009MPBu...36...18S	Lightcurve
8.7069	3	Synodic	Pravec	LCDB	Lightcurve
8.7101	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve