value	unc_up	unc_lo	author	ref	method
5.43	1.170	1.170	Masiero	2020PSJ.....1....5M	NEATM
6.81	1.670	1.670	Nugent	2016AJ....152...63N	NEATM
6.83	0.930	0.930	Masiero	2012ApJ...759L...8M	NEATM