value	unc_up	unc_lo	author	ref	method
6.89	nan	nan	Pal	2020ApJS..247...26P	Lightcurve
6.89	nan	nan	Durech	2020A&A...643A..59D	Model
6.89	nan	nan	Behrend	LCDB	Lightcurve
6.89	nan	nan	Waszczak	2015AJ....150...75W	Lightcurve