value	unc_up	unc_lo	author	ref	method
15.17	4.610	4.610	Nugent	2016AJ....152...63N	NEATM
16.45	3.730	3.730	Masiero	2021PSJ.....2..162M	NEATM
18.36	1.700	1.700	Tedesco	2002AJ....123.1056T	STM