value	unc_up	unc_lo	author	ref	method
0.041	0.0200	0.0200	Masiero	2012ApJ...759L...8M	NEATM
0.043	0.0480	0.0480	Masiero	2020PSJ.....1....5M	NEATM
0.052	0.0284	0.0284	Masiero	2017AJ....154..168M	NEATM