value unc_up unc_lo author ref method 0.035 0.0150 0.0260 Masiero 2021PSJ.....2..162M NEATM 0.045 0.0269 0.0269 Masiero 2017AJ....154..168M NEATM 0.054 0.0650 0.0650 Masiero 2012ApJ...759L...8M NEATM 0.059 0.0270 0.0500 Masiero 2021PSJ.....2..162M NEATM 0.061 0.0161 0.0161 Masiero 2011ApJ...741...68M NEATM