value	unc_up	unc_lo	author	ref	method
15.17	5.020	5.020	Masiero	2021PSJ.....2..162M	NEATM
16.35	4.740	4.740	Nugent	2016AJ....152...63N	NEATM
18.01	4.030	4.030	Masiero	2012ApJ...759L...8M	NEATM