value	unc_up	unc_lo	author	ref	method
0.040	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.054	0.0032	0.0032	Masiero	2011ApJ...741...68M	NEATM
0.100	0.0360	0.0560	Masiero	2021PSJ.....2..162M	NEATM