value	unc_up	unc_lo	author	ref	method
6.08	0.061	0.061	Masiero	2011ApJ...741...68M	NEATM
6.49	1.760	1.760	Masiero	2021PSJ.....2..162M	NEATM
6.50	1.540	1.540	Nugent	2016AJ....152...63N	NEATM