value	quality	siderealorsynodic	author	ref	method
20.0000	2	Synodic	Behrend	LCDB	Lightcurve
20.6300	2	Synodic	Szabo	2016A&A...596A..40S	Lightcurve
22.0497	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
22.0680		Synodic	Pilcher	LCDB	Lightcurve
22.0720	2	Synodic	Pilcher	2010MPBu...37..119P	Lightcurve
22.0720	3	Synodic	Pilcher	2011MPBu...38..183P	Lightcurve
22.0800	2+	Synodic	Franco	LCDB	Lightcurve
22.2000	2	Synodic	Harris	1983Icar...54...59H	Lightcurve