value	unc_up	unc_lo	author	ref	method
2.81	0.660	0.660	Masiero	2021PSJ.....2..162M	NEATM
3.06	0.900	0.900	Nugent	2016AJ....152...63N	NEATM
4.58	0.198	0.198	Masiero	2011ApJ...741...68M	NEATM