value	quality	siderealorsynodic	author	ref	method
8.7893	3	Synodic	Behrend	LCDB	Lightcurve
8.7900	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
8.7908	2	Sidereal	Hanus	2013A&A...551A..67H	Model
8.7908	2	Sidereal	Durech	2023A&A...675A..24D	Model