value	unc_up	unc_lo	author	ref	method
6.54	nan	nan	Menke	2008MPBu...35..155M	Lightcurve
6.54	nan	nan	Athanasopoulos	2022A&A...666A.116A	Model
6.54	nan	nan	Durech	2020A&A...643A..59D	Model