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Table 2

Luminosity- and mass-weighted log(age) and metallicity gradient calculated as the slope of a linear fit of the form a + blog (r/reff for our sample of galaxies.

[Z/H] loge Age
Mass-weighted Luminosity weighted Mass-weighted Luminosity weighted
slope slope slope slope

IC 1256 0.25 ± 0.05 0.17 ± 0.03 −0.01 ± 0.01 −0.04 ± 0.07
IC 1683 −0.25 ± 0.02 −0.17 ± 0.02 −0.31 ± 0.02 −0.02 ± 0.03
NGC 0001 0.23 ± 0.18 0.01 ± 0.05 0.20 ± 0.04 −0.10 ± 0.12
NGC 0036 0.08 ± 0.05 0.02 ± 0.07 0.10 ± 0.05 −0.26 ± 0.07
NGC 0160 0.06 ± 0.02 0.02 ± 0.01 −0.17 ± 0.02 −0.19 ± 0.03
NGC 0214 0.16 ± 0.10 0.23 ± 0.06 −0.04 ± 0.07 0.07 ± 0.16
NGC 0234 −0.08 ± 0.01 0.81 ± 0.01 −0.08 ± 0.01 −0.08 ± 0.01
NGC 0257 −0.004 ± 0.027 0.02 ± 0.01 −0.14 ± 0.02 −0.23 ± 0.05
NGC 0776 0.00 ± 0.02 0.01 ± 0.01 0.15 ± 0.03 −0.05 ± 0.03
NGC 1167 0.02 ± 0.10 −0.03 ± 0.13 −0.17 ± 0.04 −0.34 ± 0.07
NGC 1645 0.02 ± 0.08 0.10 ± 0.09 −0.18 ± 0.02 −0.26 ± 0.10
NGC 2253 −0.03 ± 0.01 0.01 ± 0.01 −0.03 ± 0.01 −0.01 ± 0.01
NGC 2347 −0.10 ± 0.03 0.15 ± 0.05 −0.20 ± 0.03 −0.14 ± 0.04
NGC 2906 −0.14 ± 0.01 −0.14 ± 0.01 −0.011 ± 0.005 −0.14 ± 0.01
NGC 2916 −0.11 ± 0.07 0.06 ± 0.09 −0.05 ± 0.08 −0.38 ± 0.05
NGC 3106 0.11 ± 0.02 0.06 ± 0.09 −0.12 ± 0.04 −0.58 ± 0.09
NGC 3300 −0.06 ± 0.01 −0.04 ± 0.01 0.038 ± 0.003 0.029 ± 0.004
NGC 3614 −0.11 ± 0.04 −0.05 ± 0.08 −0.02 ± 0.04 −0.52 ± 0.07
NGC 3687 −0.21 ± 0.02 0.12 ± 0.02 −0.01 ± 0.01 0.15 ± 0.02
NGC 4047 −0.49 ± 0.08 −0.25 ± 0.06 0.37 ± 0.04 0.43 ± 0.03
NGC 4185 −0.16 ± 0.06 −0.24 ± 0.05 0.22 ± 0.04 −0.00 ± 0.08
NGC 4210 −0.16 ± 0.02 −0.15 ± 0.01 −0.09 ± 0.02 −0.04 ± 0.03
NGC 4470 0.19 ± 0.02 0.13 ± 0.02 −0.10 ± 0.03 0.01 ± 0.02
NGC 5000 0.08 ± 0.45 0.08 ± 0.36 −0.01 ± 0.19 0.04 ± 0.14
NGC 5016 −0.02 ± 0.02 0.07 ± 0.01 −0.13 ± 0.06 −0.17 ± 0.04
NGC 5205 −0.18 ± 0.01 −0.25 ± 0.01 0.09 ± 0.01 −0.06 ± 0.02
NGC 5218 −0.04 ± 0.01 −0.02 ± 0.01 0.17 ± 0.02 −0.03 ± 0.01
NGC 5378 −0.30 ± 0.06 −0.24 ± 0.03 −0.02 ± 0.04 −0.21 ± 0.06
NGC 5394 −0.02 ± 0.01 −0.02 ± 0.01 −0.03 ± 0.02 0.02 ± 0.01
NGC 5406 −0.02 ± 0.01 −0.02 ± 0.01 −0.01 ± 0.02 −0.09 ± 0.02
NGC 5614 0.14 ± 0.04 0.05 ± 0.03 0.07 ± 0.04 −0.02 ± 0.06
NGC 5633 −0.06 ± 0.02 −0.01 ± 0.02 0.08 ± 0.03 0.17 ± 0.02
NGC 5720 −0.14 ± 0.09 −0.20 ± 0.09 0.05 ± 0.04 −0.36 ± 0.07
NGC 5732 −0.21 ± 0.08 0.10 ± 0.06 0.21 ± 0.11 0.29 ± 0.19
NGC 5784 −0.117 ± 0.005 −0.09 ± 0.03 −0.08 ± 0.02 −0.08 ± 0.02
NGC 6004 −0.08 ± 0.01 −0.08 ± 0.01 0.0045 ± 0.002 0.033 ± 0.005
NGC 6063 −0.13 ± 0.05 −0.07 ± 0.04 0.05 ± 0.02 −0.16 ± 0.03
NGC 6154 −0.01 ± 0.04 −0.02 ± 0.02 −0.11 ± 0.02 −0.51 ± 0.04
NGC 6155 0.01 ± 0.04 −0.01 ± 0.03 0.06 ± 0.01 0.10 ± 0.02
NGC 6301 0.00 ± 0.01 0.02 ± 0.01 −0.05 ± 0.01 −0.16 ± 0.01
NGC 6497 0.01 ± 0.02 −0.16 ± 0.02 0.00 ± 0.02 −0.21 ± 0.03
NGC 6941 0.02 ± 0.04 0.01 ± 0.02 0.02 ± 0.05 −0.20 ± 0.04
NGC 7025 −0.20 ± 0.07 −0.23 ± 0.08 0.00 ± 0.02 −0.01 ± 0.05
NGC 7321 0.13 ± 0.048 0.22 ± 0.03 0.01 ± 0.01 −0.05 ± 0.02
NGC 7489 −0.50 ± 0.11 −0.21 ± 0.09 −0.29 ± 0.04 −0.58 ± 0.07
NGC 7549 −0.06 ± 0.02 −0.05 ± 0.01 −0.008 ± 0.005 0.03 ± 0.01
NGC 7563 −0.05 ± 0.02 −0.04 ± 0.01 0.026 ± 0.006 −0.01 ± 0.01
NGC 7591 −0.01 ± 0.01 0.04 ± 0.01 −0.02 ± 0.02 −0.08 ± 0.01
NGC 7653 −0.11 ± 0.06 0.04 ± 0.01 −0.10 ± 0.01 −0.27 ± 0.01
NGC 7671 −0.19 ± 0.01 −0.16 ± 0.01 0.07 ± 0.07 0.08 ± 0.01
NGC 7782 −0.03 ± 0.03 −0.04 ± 0.02 −0.06 ± 0.02 −0.15 ± 0.06
UGC 00005 −0.22 ± 0.03 −0.045 ± 0.003 0.03 ± 0.01 0.03 ± 0.01
UGC 00036 −0.27 ± 0.08 −0.26 ± 0.03 0.11 ± 0.03 −0.27 ± 0.05
UGC 03253 −0.10 ± 0.05 −0.21 ± 0.06 −0.09 ± 0.08 −0.46 ± 0.06
UGC 07012 0.06 ± 0.18 −0.11 ± 0.19 0.25 ± 0.08 −0.02 ± 0.23
UGC 08234 0.01 ± 0.01 0.004 ± 0.004 −0.06 ± 0.02 −0.03 ± 0.01
UGC 10205 −0.02 ± 0.16 −0.01 ± 0.13 0.13 ± 0.12 0.18 ± 0.13
UGC 11649 −0.43 ± 0.19 −0.47 ± 0.18 0.03 ± 0.06 −0.09 ± 0.12
UGC 11680 −0.07 ± 0.24 0.03 ± 0.13 −0.07 ± 0.19 0.12 ± 0.32
UGC 12224 0.00 ± 0.05 0.14 ± 0.12 −0.38 ± 0.09 −0.20 ± 0.10
UGC 12816 −0.05 ± 0.01 0.000 ± 0.002 −0.009 ± 0.002 −0.018 ± 0.004

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