value	quality	siderealorsynodic	author	ref	method
3.1240	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
3.1240	3	Synodic	Pravec	LCDB	Lightcurve
3.1241	2	Sidereal	Durech	2023A&A...675A..24D	Model
3.1241	2	Sidereal	Durech	2019A&A...631A...2D	Model