Table 3: Model parameters. The age and metallicity as calculated from the PÉGASE stellar evolutionary model, and the dust mass and dust temperature as derived from black-body fits, assuming an emissivity index of $\beta = 1$.
NAME Metallicity Age Dust Temp. Dust mass
    (Myr) (K) $M_{\hbox{$\odot$ }}$
NGC 185 0.01 1400 26 865
NGC 205 0.02 350 24 3.4 $\times$ 103
NGC 1052 0.10 7000 35 1.4 $\times$ 105
NGC 1316 0.03 4000 30 1.5 $\times$ 106
NGC 1399 0.04 4000 21 4.3 $\times$ 105
NGC 2300 0.02 14000 28 5.5 $\times$ 104
NGC 3928 0.04 1600 35 4.6 $\times$ 105
NGC 4278 0.02 8000 30 2.7 $\times$ 105
NGC 4374 0.03 4500 33 1.0 $\times$ 105
NGC 4473 0.02 8000 36 6.8 $\times$ 103
NGC 4486 0.04 3000 45 1.1 $\times$ 104
NGC 4649 0.04 3000 40 4.5 $\times$ 104
NGC 5018 0.02 8000 35 4.7 $\times$ 105
NGC 5102 0.03 1000 30 2.6 $\times$ 104
NGC 5173 0.008 9000 37 1.4 $\times$ 105
NGC 5266 0.03 3000 28 1.1 $\times$ 107
NGC 5363 0.02 10000 30 6.9 $\times$ 105
NGC 5866 0.05 2000 28 2.5 $\times$ 106


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