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Table 4
Parameters for mass models with isothermal halos, H i scaling and MOND.
| Model | Γb | Γd | η | rc | ρ0 | A | χ 2 |
| M⊙/L⊙ | M⊙/L⊙ | kpc | M⊙ pc-3 | ||||
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) |
|
|
|||||||
| minimal χ2 | 4.1 | 3.6 | 1.4 | 10.6 | 14.5 | – | 12.2 |
| max. allowed disk | 4.3 | 4.7 | 1.4 | 25.6 | 3.0 | – | 16.3 |
| min. allowed disk | 3.8 | 1.0 | 1.4 | 2.7 | 249.0 | – | 18.7 |
| constant M/L | 4.2 | 4.2 | 1.4 | 21.0 | 4.4 | – | 16.6 |
| H i scaling | 4.5 | 4.9 | 46.4 | – | – | – | 11.2 |
| MOND | 3.8 | 4.9 | 1.4 | – | – | 3565 | 13.8 |
Notes. (1) Model; (2) bulge R-band mass-to-light ratio; (3) disk R-band mass-to-light ratio; (4) H i scaling factor; (5) halo core radius; (6) halo central density; (7) Mond factor; (8) χ2 value from fit.
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