value	unc_up	unc_lo	author	ref	method
0.067	0.0073	0.0073	Masiero	2011ApJ...741...68M	NEATM
0.090	0.0700	0.0700	Nugent	2016AJ....152...63N	NEATM
0.098	0.0460	0.0870	Masiero	2021PSJ.....2..162M	NEATM