value	quality	siderealorsynodic	author	ref	method
18.3470	2	Synodic	Uzpen	2003MPBu...30...59U	Lightcurve
18.4590	2	Synodic	Behrend	LCDB	Lightcurve
18.4685	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
18.4707	3	Synodic	Behrend	LCDB	Lightcurve
18.4714	2	Sidereal	Durech	2023A&A...675A..24D	Model
18.4717	2	Sidereal	Durech	2016A&A...587A..48D	Model
18.4800	3	Synodic	Carbo	2009MPBu...36..152C	Lightcurve