value	unc_up	unc_lo	author	ref	method
0.031	0.0261	0.0261	Masiero	2017AJ....154..168M	NEATM
0.035	0.0320	0.0320	Masiero	2012ApJ...759L...8M	NEATM
0.045	0.0440	0.0440	Masiero	2020PSJ.....1....5M	NEATM
0.063	0.0096	0.0096	Masiero	2011ApJ...741...68M	NEATM