value	unc_up	unc_lo	author	ref	method
8.22	2.020	2.020	Masiero	2020PSJ.....1....5M	NEATM
8.39	0.106	0.106	Masiero	2011ApJ...741...68M	NEATM
8.59	2.305	2.305	Masiero	2017AJ....154..168M	NEATM
8.71	2.400	2.400	Masiero	2020PSJ.....1....5M	NEATM