value unc_up unc_lo author ref method 0.110 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM 0.330 0.1300 0.1300 Nugent 2016AJ....152...63N NEATM 0.357 0.0570 0.0570 Masiero 2012ApJ...759L...8M NEATM