value	unc_up	unc_lo	author	ref	method
8.67	nan	nan	Durech	2023A&A...675A..24D	Model
8.68	nan	nan	Waszczak	2015AJ....150...75W	Lightcurve
8.68	nan	nan	Waszczak	2015AJ....150...75W	Lightcurve