value	unc_up	unc_lo	author	ref	method
0.041	0.0320	0.0320	Masiero	2012ApJ...759L...8M	NEATM
0.046	0.0388	0.0388	Masiero	2017AJ....154..168M	NEATM
0.046	0.0280	0.0280	Masiero	2020PSJ.....1....5M	NEATM
0.055	0.0083	0.0083	Masiero	2011ApJ...741...68M	NEATM