value	quality	siderealorsynodic	author	ref	method
8.9700	2	Synodic	Chang	2016ApJS..227...20C	Lightcurve
8.9900	3	Synodic	Skiff	2019MPBu...46..458S	Lightcurve
8.9940	3	Synodic	Skiff	LCDB	Lightcurve
9.0200	2	Synodic	Lagerkvist	1976Icar...29..143L	Lightcurve