value unc_up unc_lo author ref method 0.034 0.0200 0.0480 Masiero 2021PSJ.....2..162M NEATM 0.037 0.0180 0.0360 Masiero 2021PSJ.....2..162M NEATM 0.099 0.0620 0.0620 Masiero 2012ApJ...759L...8M NEATM