value	quality	siderealorsynodic	author	ref	method
7.8608	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
7.8615	3	Synodic	Pravec	LCDB	Lightcurve
7.8615	2	Sidereal	Durech	2020A&A...643A..59D	Model