value	unc_up	unc_lo	author	ref	method
8.04	1.790	1.790	Nugent	2016AJ....152...63N	NEATM
8.19	2.440	2.440	Masiero	2021PSJ.....2..162M	NEATM
8.55	0.045	0.045	Masiero	2011ApJ...741...68M	NEATM
9.36	3.560	3.560	Masiero	2012ApJ...759L...8M	NEATM