value unc_up unc_lo author ref method 0.036 0.0170 0.0310 Masiero 2021PSJ.....2..162M NEATM 0.041 0.0334 0.0334 Masiero 2017AJ....154..168M NEATM 0.044 0.0200 0.0380 Masiero 2021PSJ.....2..162M NEATM 0.059 0.0110 0.0110 Masiero 2011ApJ...741...68M NEATM