value	unc_up	unc_lo	author	ref	method
6.99	1.320	1.320	Masiero	2020PSJ.....1....5M	NEATM
7.50	2.347	2.347	Masiero	2017AJ....154..168M	NEATM
7.89	2.010	2.010	Masiero	2020PSJ.....1....5M	NEATM
8.07	0.311	0.311	Masiero	2011ApJ...741...68M	NEATM