value	quality	siderealorsynodic	author	ref	method
6.8177	3-	Synodic	Behrend	LCDB	Lightcurve
6.8182	2	Sidereal	Durech	2016A&A...587A..48D	Model
6.8182	2	Sidereal	Hanus	2016A&A...586A.108H	Model
6.8182	2	Sidereal	Durech	2023A&A...675A..24D	Model
6.8190	3	Synodic	Higgins	2007MPBu...34...16H	Lightcurve
6.8280	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve