value	quality	siderealorsynodic	author	ref	method
16.6600	0	Synodic	Zeigler	1986MPBu...13...25Z	Lightcurve
28.2000	1	Synodic	Piironen	1998A&AS..128..525P	Lightcurve
30.0000	1	Synodic	Harris	1980Icar...43...20H	Lightcurve
30.9200	1	Synodic	Harris	1989Icar...81..314H	Lightcurve
30.9400	1	Synodic	Harris	1992Icar...95..115H	Lightcurve
30.9567	2	Sidereal	Tungalag	2002KFNT...18..508T	Model
30.9570	2	Synodic	Pal	2020ApJS..247...26P	Lightcurve
30.9610	2	Synodic	Behrend	LCDB	Lightcurve
30.9753	2	Sidereal	Durech	2020A&A...643A..59D	Model
30.9780	2	Sidereal	Durech	2023A&A...675A..24D	Model
30.9820	3	Synodic	Behrend	LCDB	Lightcurve