value	unc_up	unc_lo	author	ref	method
0.028	0.0190	0.0190	Masiero	2012ApJ...759L...8M	NEATM
0.030	0.0180	0.0180	Masiero	2020PSJ.....1....5M	NEATM
0.030	0.0600	0.0600	Nugent	2016AJ....152...63N	NEATM
0.042	0.0280	0.0280	Masiero	2020PSJ.....1....5M	NEATM
0.045	0.0074	0.0074	Masiero	2011ApJ...741...68M	NEATM
0.049	0.0240	0.0470	Masiero	2021PSJ.....2..162M	NEATM