value unc_up unc_lo author ref method 2.20 0.078 0.078 Mainzer 2012ApJ...760L..12M NEATM 2.49 nan nan Delbo 2003Icar..166..116D RADIOMETRY_NEATM 2.61 1.030 1.030 Masiero 2021PSJ.....2..162M NEATM 2.78 0.147 0.147 Mainzer 2011ApJ...743..156M NEATM 3.21 0.160 0.160 Nugent 2016AJ....152...63N NEATM