value	unc_up	unc_lo	author	ref	method
0.039	0.0255	0.0255	Masiero	2017AJ....154..168M	NEATM
0.048	0.0500	0.0500	Masiero	2020PSJ.....1....5M	NEATM
0.085	0.0121	0.0121	Masiero	2011ApJ...741...68M	NEATM
0.093	0.0362	0.0362	Masiero	2017AJ....154..168M	NEATM