value	unc_up	unc_lo	author	ref	method
0.030	0.0200	0.0200	Nugent	2016AJ....152...63N	NEATM
0.032	0.0054	0.0054	Masiero	2011ApJ...741...68M	NEATM
0.043	0.0220	0.0220	Masiero	2020PSJ.....1....5M	NEATM