value unc_up unc_lo author ref method 17.85 0.100 0.100 Masiero 2014ApJ...791..121M NEATM 18.30 0.071 0.071 Masiero 2011ApJ...741...68M NEATM 20.24 0.120 0.120 Masiero 2014ApJ...791..121M NEATM 20.29 1.190 1.190 Usui 2011PASJ...63.1117U NEATM 20.43 0.074 0.074 Masiero 2011ApJ...741...68M NEATM 20.90 4.180 4.180 Ali-Lagoa 2018A&A...612A..85A NEATM 21.76 5.600 5.600 Nugent 2016AJ....152...63N NEATM