value	unc_up	unc_lo	author	ref	method
2.60	0.330	0.330	Nugent	2016AJ....152...63N	NEATM
2.74	0.550	0.550	Masiero	2021PSJ.....2..162M	NEATM
2.94	0.790	0.790	Masiero	2012ApJ...759L...8M	NEATM