value	unc_up	unc_lo	author	ref	method
5.38	0.185	0.185	Masiero	2011ApJ...741...68M	NEATM
5.59	1.675	1.675	Masiero	2017AJ....154..168M	NEATM
6.09	1.420	1.420	Masiero	2021PSJ.....2..162M	NEATM