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Table 1.
Main properties of galaxies.
Galaxy | αJ2000(1) | δJ2000(1) | T(1) | RC3 type (1) | D25(1) | Dist. (1) | i(1) | Nuclear (1),(2) | 12 + log(O/H)N2(3) | O/H gradient (3) |
---|---|---|---|---|---|---|---|---|---|---|
activity | r = 0.4r25 | |||||||||
[hms] | [° ′ ″] | [′] | [Mpc] | [°] | dex/(r/r25) | |||||
NGC 300 | 00 54 53.4 | −37 41 03 | 7 | SA(s)d | 19.5 | 2.0 | 43.0 | – | 8.432 ± 0.022 | −0.48 ± 0.08 |
IC 342 | 03 46 48.5 | +68 05 47 | 6 | SAB(rs)cd | 20.0 | 3.1 | 31.0 | H | 8.637 ± 0.095 | −0.29 ± 0.13 |
NGC 2403 | 07 36 51.1 | +65 36 03 | 6 | SAB(s)cd | 20.0 | 3.5 | 62.9 | L | 8.329 ± 0.026 | −0.02 ± 0.09 |
NGC 3031 (M 81) | 09 55 33.1 | +69 03 55 | 2 | SA(s)ab | 21.4 | 3.7 | 59.0 | L/S1.8 | 8.632 ± 0.031 | −0.08 ± 0.07 |
NGC 7793 | 23 57 49.7 | −32 35 28 | 8 | SA(s)d | 10.5 | 3.8 | 49.6 | H | 8.412 ± 0.031 | −0.42 ± 0.12 |
NGC 4736 (M 94) | 12 50 53.0 | +41 07 13 | 2 | (R)SA(r)ab | 7.8 | 5.2 | 41.4 | S2/L | 8.735 ± 0.078 | −0.09 ± 0.20 |
NGC 6946 | 20 34 52.2 | +60 09 14 | 6 | SAB(rs)cd | 11.5 | 5.6 | 32.6 | S2/H | 8.647 ± 0.069 | −0.40 ± 0.15 |
NGC 5236 (M 83) | 13 37 00.9 | −29 51 57 | 5 | SAB(s)c | 13.5 | 6.5 | 24.0 | H | 8.735 ± 0.005 | −0.10 ± 0.01 |
NGC 3621 | 11 18 16.5 | −32 48 51 | 7 | SA(s)d | 9.8 | 6.9 | 64.7 | H | 8.369 ± 0.024 | −0.18 ± 0.03 |
NGC 5457 (M 101) | 14 03 12.6 | +54 20 57 | 6 | SAB(rs)cd | 24.0 | 7.0 | 18.0 | H | 8.452 ± 0.011 | −0.52 ± 0.02 |
NGC 5194 (M 51) | 13 29 52.7 | +47 11 43 | 4 | SA(s)bc pec | 13.8 | 7.9 | 42.0 | S2 | 8.728 ± 0.016 | −0.30 ± 0.18 (4) |
NGC 5055 (M 63) | 13 15 49.2 | +42 01 45 | 4 | SA(rs)bc | 11.8 | 8.2 | 59.0 | H/L | 8.730 ± 0.067 | −0.22 ± 0.17 |
NGC 925 | 02 27 16.5 | +33 34 44 | 7 | SAB(s)d | 10.7 | 8.6 | 66.0 | H | 8.338 ± 0.014 | −0.30 ± 0.05 |
NGC 628 (M 74) | 01 36 41.8 | +15 47 00 | 5 | SA(s)c | 10.0 | 9.0 | 7.0 | H | 8.605 ± 0.008 | −0.39 ± 0.00 |
NGC 3521 | 11 05 48.6 | −00 02 09 | 4 | SAB(rs)bc | 8.3 | 12.0 | 72.7 | H/L | 8.649 ± 0.060 | −0.10 ± 0.20 |
NGC 4725 | 12 50 26.6 | +25 30 03 | 2 | SAB(r)ab pec | 9.8 | 13.6 | 54.0 | S2 | – | – |
NGC 1365 | 03 33 36.4 | −36 08 25 | 3 | SB(s)b | 12.0 | 17.7 | 40.0 | S1.8 | 8.634 ± 0.015 | −0.26 ± 0.06 |
NGC 1097 | 02 46 19.0 | −30 16 30 | 3 | SB(s)b | 10.5 | 19.6 | 46.0 | L | 8.803 ± 0.062 | – |
Notes.
(3)
Oxygen abundances at r = 0.4r25 and metallicity gradients from the empirical calibration N2 of Pettini & Pagel (2004).
(4)
Value of the metallicity gradient from Croxall et al. (2015). For details on notes (3) and (4) see Sect. 3.4.
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