value unc_up unc_lo author ref method 10.65 3.840 3.840 Masiero 2017AJ....154..168M NEATM 11.76 0.212 0.212 Masiero 2011ApJ...741...68M NEATM 13.06 3.770 3.770 Masiero 2012ApJ...759L...8M NEATM