value	unc_up	unc_lo	author	ref	method
17.20	3.440	3.440	Ali-Lagoa	2018A&A...612A..85A	NEATM
17.97	0.910	0.910	Usui	2011PASJ...63.1117U	NEATM
19.92	3.550	3.550	Masiero	2012ApJ...759L...8M	NEATM
20.01	4.000	4.000	Ali-Lagoa	2018A&A...612A..85A	NEATM