value	unc_up	unc_lo	author	ref	method
6.09	1.490	1.490	Masiero	2021PSJ.....2..162M	NEATM
6.36	1.270	1.270	Nugent	2016AJ....152...63N	NEATM
6.88	0.208	0.208	Masiero	2011ApJ...741...68M	NEATM
7.37	1.760	1.760	Masiero	2012ApJ...759L...8M	NEATM