value	unc_up	unc_lo	author	ref	method
0.042	0.0203	0.0203	Masiero	2017AJ....154..168M	NEATM
0.047	0.0360	0.0360	Masiero	2020PSJ.....1....5M	NEATM
0.056	0.0008	0.0008	Masiero	2011ApJ...741...68M	NEATM