value	unc_up	unc_lo	author	ref	method
0.260	0.0700	0.0700	Nugent	2016AJ....152...63N	NEATM
0.307	0.0940	0.1360	Masiero	2021PSJ.....2..162M	NEATM
0.390	0.2700	0.2700	Masiero	2012ApJ...759L...8M	NEATM