value	quality	siderealorsynodic	author	ref	method
7.6840	2	Synodic	Erasmus	2020ApJS..247...13E	Lightcurve
8.3545	2	Sidereal	Durech	2023A&A...675A..24D	Model
8.3546	2	Sidereal	Durech	2020A&A...643A..59D	Model