value unc_up unc_lo author ref method 10.46 2.580 2.580 Nugent 2016AJ....152...63N NEATM 11.23 3.410 3.410 Masiero 2020PSJ.....1....5M NEATM 12.99 3.420 3.420 Masiero 2020PSJ.....1....5M NEATM 8.79 0.140 0.140 Masiero 2012ApJ...759L...8M NEATM