value	unc_up	unc_lo	author	ref	method
5.76	1.190	1.190	Masiero	2020PSJ.....1....5M	NEATM
6.10	1.420	1.420	Nugent	2016AJ....152...63N	NEATM
6.59	1.620	1.620	Masiero	2012ApJ...759L...8M	NEATM
7.27	0.056	0.056	Masiero	2011ApJ...741...68M	NEATM