value	unc_up	unc_lo	author	ref	method
0.054	0.0290	0.0290	Masiero	2017AJ....154..168M	NEATM
0.070	0.0221	0.0221	Masiero	2011ApJ...741...68M	NEATM
0.072	0.0491	0.0491	Masiero	2017AJ....154..168M	NEATM