value	unc_up	unc_lo	author	ref	method
0.025	0.0158	0.0158	Masiero	2017AJ....154..168M	NEATM
0.043	0.0320	0.0320	Masiero	2020PSJ.....1....5M	NEATM
0.057	0.0550	0.0550	Masiero	2012ApJ...759L...8M	NEATM