value unc_up unc_lo author ref method 0.030 0.0110 0.0180 Masiero 2021PSJ.....2..162M NEATM 0.037 0.0160 0.0270 Masiero 2021PSJ.....2..162M NEATM 0.043 0.0280 0.0280 Masiero 2020PSJ.....1....5M NEATM 0.043 0.0330 0.0330 Masiero 2020PSJ.....1....5M NEATM 0.044 0.0133 0.0133 Masiero 2011ApJ...741...68M NEATM 0.052 0.0250 0.0250 Masiero 2012ApJ...759L...8M NEATM