value	unc_up	unc_lo	author	ref	method
3.95	1.030	1.030	Nugent	2016AJ....152...63N	NEATM
4.17	1.090	1.090	Masiero	2021PSJ.....2..162M	NEATM
4.43	1.490	1.490	Masiero	2021PSJ.....2..162M	NEATM