value	unc_up	unc_lo	author	ref	method
0.040	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.048	0.0620	0.0620	Masiero	2012ApJ...759L...8M	NEATM
0.053	0.0350	0.0350	Masiero	2020PSJ.....1....5M	NEATM
0.054	0.0210	0.0340	Masiero	2021PSJ.....2..162M	NEATM