value	unc_up	unc_lo	author	ref	method
6.60	2.060	2.060	Masiero	2020PSJ.....1....5M	NEATM
7.46	0.285	0.285	Masiero	2011ApJ...741...68M	NEATM
7.96	2.337	2.337	Masiero	2017AJ....154..168M	NEATM