value	quality	siderealorsynodic	author	ref	method
17.4610	1	Synodic	Behrend	LCDB	Lightcurve
2.7060	2	Synodic	Waszczak	2015AJ....150...75W	Lightcurve
2.7086	3	Synodic	Conjat	2023CBET.5201....1C	Lightcurve