value	unc_up	unc_lo	author	ref	method
2.73	0.810	0.810	Masiero	2021PSJ.....2..162M	NEATM
2.83	0.530	0.530	Nugent	2016AJ....152...63N	NEATM
3.40	1.426	1.426	Masiero	2011ApJ...741...68M	NEATM