value	unc_up	unc_lo	author	ref	method
0.033	0.0200	0.0520	Masiero	2021PSJ.....2..162M	NEATM
0.045	0.0065	0.0065	Masiero	2011ApJ...741...68M	NEATM
0.049	0.0240	0.0470	Masiero	2021PSJ.....2..162M	NEATM
0.090	0.0400	0.0400	Nugent	2016AJ....152...63N	NEATM