value	unc_up	unc_lo	author	ref	method
0.132	0.0470	0.0740	Masiero	2021PSJ.....2..162M	NEATM
0.171	0.0242	0.0242	Masiero	2011ApJ...741...68M	NEATM
0.420	0.1100	0.1100	Nugent	2016AJ....152...63N	NEATM