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Table 4.
Best-fit parameters of different components from the 2D image decomposition of NGC 7329.
| Component | Configuration | n | re | μe | b/a | PA | f/ftot |
|---|---|---|---|---|---|---|---|
| (arcsec) | (mag arcsec−2) | (°) | |||||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
| bulge | B+D | 1.73 ± 0.46 | 4.57 ± 1.23 | 18.95 ± 0.45 | 0.66 ± 0.07 | 85.10 ± 8.38 | 0.22 ± 0.02 |
| B+bar+D | 1.29 ± 0.15 | 3.20 ± 0.29 | 18.48 ± 0.15 | 0.76 ± 0.01 | −73.03 ± 1.75 | 0.16 ± 0.03 | |
| B+bar+D2+D2 | 1.71 ± 0.12 | 3.79 ± 0.26 | 18.81 ± 0.11 | 0.75 ± 0.01 | −71.19 ± 3.35 | 0.19 ± 0.05 | |
| B+bar+bl+D1+D2 (geo. fixed, nbl = 0.5) | 1.04 ± 0.04 | 2.31 ± 0.07 | 18.09 ± 0.04 | 0.74 ± 0.01 | −74.77 ± 2.36 | 0.11 ± 0.02 | |
| bar | B+bar+D | 0.53 ± 0.24 | 24.68 ± 1.70 | 21.63 ± 0.11 | 0.23 ± 0.01 | 73.01 ± 1.22 | 0.11 ± 0.04 |
| B+bar+D1+D2 | 0.54 ± 0.22 | 24.24 ± 1.18 | 21.28 ± 0.05 | 0.36 ± 0.02 | 74.10 ± 0.92 | 0.15 ± 0.06 | |
| B+bar+bl+D1+D2 (geo. fixed, nbl = 0.5) | 0.57 ± 0.17 | 19.98 ± 1.02 | 21.23 ± 0.07 | 0.35 ± 0.01 | 74.31 ± 0.51 | 0.16 ± 0.05 | |
| barlens | B+bar+bl+D1+D2 (geo. fixed, nbl = 0.5) | 0.50 ± 0.10 (fixed) | 6.99 ± 0.78 (fixed) | 20.67 ± 0.06 | 0.75 ± 0.03 (fixed) | −58.11 ± 1.18 | 0.07 ± 0.02 |
Notes. The meaning of each column is shown in Table 1. In column (2), “geo. fixed, nbl = 0.5” stands for fixing axial ratio, the size of and the Sérsic index of the barlens.
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