value	unc_up	unc_lo	author	ref	method
5.29	1.720	1.720	Masiero	2020PSJ.....1....5M	NEATM
5.50	1.517	1.517	Masiero	2017AJ....154..168M	NEATM
6.41	0.030	0.030	Masiero	2011ApJ...741...68M	NEATM