value	unc_up	unc_lo	author	ref	method
0.047	0.0180	0.0300	Masiero	2021PSJ.....2..162M	NEATM
0.050	0.0280	0.0280	Masiero	2011ApJ...741...68M	NEATM
0.064	0.0391	0.0391	Masiero	2017AJ....154..168M	NEATM