value	unc_up	unc_lo	author	ref	method
0.133	0.0540	0.0900	Masiero	2021PSJ.....2..162M	NEATM
0.161	0.0329	0.0329	Masiero	2011ApJ...741...68M	NEATM
0.170	0.0800	0.0800	Nugent	2016AJ....152...63N	NEATM