value	unc_up	unc_lo	author	ref	method
0.060	0.0300	0.0300	Nugent	2016AJ....152...63N	NEATM
0.070	0.0330	0.0620	Masiero	2021PSJ.....2..162M	NEATM
0.080	0.0780	0.0780	Masiero	2012ApJ...759L...8M	NEATM