value	quality	siderealorsynodic	author	ref	method
2.6700	1	Synodic	Chang	2016ApJS..227...20C	Lightcurve
6.8940	3-	Synodic	Dose	2020MPBu...47..324D	Lightcurve
8.0000	2	Synodic	Sarneczky	1999A&AS..137..363S	Lightcurve