value	unc_up	unc_lo	author	ref	method
0.030	0.0100	0.0100	Nugent	2016AJ....152...63N	NEATM
0.043	0.0060	0.0060	Masiero	2012ApJ...759L...8M	NEATM
0.043	0.0440	0.0440	Masiero	2020PSJ.....1....5M	NEATM
0.045	0.0190	0.0330	Masiero	2021PSJ.....2..162M	NEATM