value	unc_up	unc_lo	author	ref	method
40.40	nan	nan	Stephens	2016MPBu...43...15S	Lightcurve
40.44	nan	nan	Stephens	2010MPBu...37...47S	Lightcurve
40.59	nan	nan	Mottola	2011AJ....141..170M	Lightcurve