value	quality	siderealorsynodic	author	ref	method
12.7900	2	Synodic	Hollis	1987JBAA...97..220H	Lightcurve
12.7990	2	Sidereal	Torppa	2003Icar..164..346T	Model
12.8600	2	Synodic	Harris	1989Icar...81..314H	Lightcurve
12.8610	3	Synodic	Pilcher	2009MPBu...36..133P	Lightcurve
12.8667	2	Sidereal	Durech	2011Icar..214..652D	Model
12.8667	2	Sidereal	Hanus	2013Icar..226.1045H	Model
12.8667	2	Sidereal	Hanus	2017A&A...601A.114H	Model
12.8667	2	Sidereal	Vernazza	2021A&A...654A..56V	Model
12.8700		Synodic	Di Martino	1989A&A...223..352D	Lightcurve
12.8700	2	Synodic	Piironen	1998A&AS..128..525P	Lightcurve
13.6000	1	Synodic	Van Houten Groeneveld	1958ApJ...127..253V	Lightcurve
13.6000	1	Synodic	Veverka	1971Icar...15..454V	Lightcurve