value	unc_up	unc_lo	author	ref	method
7.15	2.602	2.602	Masiero	2017AJ....154..168M	NEATM
7.43	0.312	0.312	Masiero	2011ApJ...741...68M	NEATM
7.75	2.250	2.250	Masiero	2020PSJ.....1....5M	NEATM