value	unc_up	unc_lo	author	ref	method
0.063	0.0303	0.0303	Masiero	2011ApJ...741...68M	NEATM
0.080	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM
0.099	0.0410	0.0690	Masiero	2021PSJ.....2..162M	NEATM