value	unc_up	unc_lo	author	ref	method
18.41	0.147	0.147	Masiero	2011ApJ...741...68M	NEATM
20.69	1.210	1.210	Usui	2011PASJ...63.1117U	NEATM
21.27	4.250	4.250	Ali-Lagoa	2018A&A...612A..85A	NEATM