value	unc_up	unc_lo	author	ref	method
0.140	0.0600	0.0600	Nugent	2016AJ....152...63N	NEATM
0.155	0.0625	0.0625	Masiero	2011ApJ...741...68M	NEATM
0.202	0.1230	0.1230	Masiero	2020PSJ.....1....5M	NEATM