value	unc_up	unc_lo	author	ref	method
7.26	0.153	0.153	Masiero	2011ApJ...741...68M	NEATM
7.29	2.050	2.050	Masiero	2021PSJ.....2..162M	NEATM
8.04	2.230	2.230	Nugent	2016AJ....152...63N	NEATM