value	unc_up	unc_lo	author	ref	method
6.76	1.950	1.950	Nugent	2016AJ....152...63N	NEATM
6.77	2.020	2.020	Masiero	2020PSJ.....1....5M	NEATM
6.93	1.950	1.950	Masiero	2020PSJ.....1....5M	NEATM
7.99	2.550	2.550	Masiero	2012ApJ...759L...8M	NEATM
8.02	2.260	2.260	Masiero	2021PSJ.....2..162M	NEATM