value	unc_up	unc_lo	author	ref	method
15.10	4.450	4.450	Nugent	2016AJ....152...63N	NEATM
21.07	1.770	1.770	Usui	2011PASJ...63.1117U	NEATM
21.54	4.310	4.310	Ali-Lagoa	2018A&A...612A..85A	NEATM
21.57	0.067	0.067	Masiero	2011ApJ...741...68M	NEATM