value	unc_up	unc_lo	author	ref	method
0.040	0.0262	0.0262	Masiero	2017AJ....154..168M	NEATM
0.054	0.0450	0.0450	Masiero	2020PSJ.....1....5M	NEATM
0.068	0.0098	0.0098	Masiero	2011ApJ...741...68M	NEATM