value unc_up unc_lo author ref method 2.61 0.790 0.790 Masiero 2020PSJ.....1....5M NEATM 2.96 0.020 0.020 Masiero 2011ApJ...741...68M NEATM 4.34 1.690 1.690 Masiero 2012ApJ...759L...8M NEATM