value	unc_up	unc_lo	author	ref	method
2.53	0.647	0.647	Masiero	2017AJ....154..168M	NEATM
2.62	0.630	0.630	Masiero	2020PSJ.....1....5M	NEATM
2.75	0.830	0.830	Masiero	2021PSJ.....2..162M	NEATM