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Table 2

Mass modelling results. See Sect. 4.2 for the description of the columns.

Name Fit M/Ldisk fdisk M/Lbulge fbulge Dist (kpc) fdist

NGC 2841 μ stand. d fixed 1.46 1.97 0.87 1.04 14.10 2.23
μ stand. d constr. 1.26 1.70 0.89 1.06 15.60 1.11 1.41
μ stand. d free 0.81 1.09 0.88 1.05 20.74 1.47 0.42
μ simple d fixed 1.04 1.41 1.10 1.31 14.10 1.32
μ simple d constr. 0.89 1.20 1.04 1.24 15.60 1.11 0.87
In NGC μ simple d free 0.52 0.70 0.86 1.02 21.55 1.53 0.23
NGC 7331 μ stand. d fixed 0.52 0.74 0.94 0.94 14.72 0.34
μ stand. d constr. 0.62 0.89 0.81 0.81 13.43 0.91 0.26
μ stand. d free 0.68 0.97 0.72 0.72 12.78 0.87 0.25
μ simple d fixed 0.33 0.47 1.24 1.24 14.72 0.43
μ simple d constr. 0.40 0.57 1.22 1.22 13.43 0.91 0.34
μ simple d free 0.64 0.91 1.16 1.16 10.39 0.71 0.23
NGC 3521 μ stand. d fixed 0.58 0.79 10.70 6.32
μ stand. d constr. 0.75 1.03 8.68 0.81 6.19
μ stand. d free 0.75 1.03 8.68 0.81 6.19
μ simple d fixed 0.44 0.60 10.70 5.84
μ simple d constr. 0.71 0.97 7.50 0.70 5.49
μ simple d free 0.79 1.08 6.91 0.65 5.48
NGC 6946 μ stand. d fixed 0.60 0.94 0.60 0.60 5.90 1.04
μ stand. d constr. 0.50 0.78 0.61 0.61 6.60 1.12 1.00
μ stand. d free 0.50 0.78 0.61 0.61 6.60 1.12 1.00
μ simple d fixed 0.42 0.66 0.61 0.61 5.90 1.02
μ simple d constr. 0.37 0.58 0.55 0.55 6.41 1.09 1.00
μ simple d free 0.37 0.58 0.55 0.55 6.41 1.09 1.00
NGC 2903a μ stand. d fixed 2.57 4.21 0.00 0.00 8.90 1.03
μ stand. d constr. 2.30 3.77 0.00 0.00 9.55 1.07 0.94
μ stand. d free 2.30 3.77 0.00 0.00 9.55 1.07 0.94
μ simple d fixed 1.92 3.15 0.00 0.00 8.90 0.63
μ simple d constr. 1.71 2.80 0.00 0.00 9.56 1.07 0.58
μ simple d free 1.71 2.80 0.00 0.00 9.56 1.07 0.58
NGC 5055 μ stand. d fixed 0.43 0.54 0.46 0.35 10.10 2.63
μ stand. d constr. 0.75 0.95 0.55 0.42 7.07 0.70 0.97
μ stand. d free 0.84 1.06 0.57 0.44 6.55 0.65 0.91
μ simple d fixed 0.30 0.38 0.43 0.33 10.10 1.80
μ simple d constr. 0.55 0.70 0.56 0.43 7.07 0.70 0.86
μ simple d free 0.66 0.84 0.61 0.47 6.27 0.62 0.80
NGC 3198 μ stand. d fixed 0.49 0.61 13.80 6.27
μ stand. d constr. 0.67 0.84 12.30 0.89 3.81
μ stand. d free 1.43 1.79 8.38 0.61 1.56
μ simple d fixed 0.37 0.46 13.80 6.18
μ simple d constr. 0.48 0.60 12.30 0.89 3.79
μ simple d free 1.01 1.26 8.60 0.62 1.32
NGC 3621 μ stand. d fixed 0.51 0.86 6.64 0.70
μ stand. d constr. 0.60 1.02 6.14 0.92 0.50
μ stand. d free 0.60 1.02 6.14 0.92 0.50
μ simple d fixed 0.37 0.63 6.64 0.78
μ simple d constr. 0.44 0.75 6.11 0.92 0.55
μ simple d free 0.44 0.75 6.11 0.92 0.55
NGC 2403 μ stand. d fixed 0.74 1.80 3.47 2.12
μ stand. d constr. 0.62 1.51 3.76 1.08 1.43
μ stand. d free 0.35 0.85 4.71 1.46 0.54
μ simple d fixed 0.53 1.29 3.47 2.29
μ simple d constr. 0.45 1.10 3.76 1.08 1.73
μ simple d free 0.26 0.63 4.69 1.46 0.56
NGC 7793 μ stand. d fixed 0.46 1.48 3.91 6.21
μ stand. d constr. 0.39 1.26 4.30 1.10 5.40
μ stand. d free 0.14 0.45 7.02 1.80 3.08
μ simple d fixed 0.33 1.06 3.91 5.94
μ simple d constr. 0.28 0.90 4.30 1.10 5.17
μ simple d free 0.12 0.39 6.56 1.68 3.00
NGC 2976 μ stand. d fixed 0.33 0.60 3.56 1.73
μ stand. d constr. 0.28 0.51 3.90 1.09 1.65
μ stand. d free 0.04 0.07 9.30 2.61 0.70
μ simple d fixed 0.23 0.42 3.56 1.61
μ simple d constr. 0.20 0.36 3.92 1.10 1.50
μ simple d free 0.05 0.09 7.72 2.17 0.77
DDO 154 μ stand. d fixed 0.00 0.00 4.30 4.60
μ stand. d constr. 0.77 2.41 3.23 0.75 0.36
μ stand. d free 0.85 2.66 3.18 0.74 0.35
μ simple d fixed 0.00 0.00 4.30 6.73
μ simple d constr. 0.50 1.56 3.23 0.75 0.41
μ simple d free 0.79 2.47 - 3.04 0.71 0.33

Notes. 

(a)

In NGC 2903 the best-fit M/L of the bulge is zero, but values higher than the best-fit M/L of the disk give almost equally good fits.

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