value	quality	siderealorsynodic	author	ref	method
4.2020	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
4.2030	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
4.2070	2	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
4.2073	2	Sidereal	Durech	2023A&A...675A..24D	Model