value	unc_up	unc_lo	author	ref	method
8.31	0.370	0.370	Usui	2011PASJ...63.1117U	NEATM
8.54	0.190	0.190	Masiero	2014ApJ...791..121M	NEATM
8.70	0.380	0.380	Masiero	2012ApJ...759L...8M	NEATM
8.88	1.780	1.780	Ali-Lagoa	2018A&A...612A..85A	NEATM
9.30	0.036	0.036	Masiero	2011ApJ...741...68M	NEATM
9.34	0.900	0.900	Tedesco	2002AJ....123.1056T	STM