value	unc_up	unc_lo	author	ref	method
16.79	1.400	1.400	Tedesco	2002AJ....123.1056T	STM
19.40	6.880	6.880	Nugent	2016AJ....152...63N	NEATM
19.86	6.380	6.380	Nugent	2016AJ....152...63N	NEATM
21.15	0.360	0.360	Masiero	2012ApJ...759L...8M	NEATM
23.17	0.280	0.280	Masiero	2012ApJ...759L...8M	NEATM