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Table 3.
Best-fit parameters for the rotation models fit to the Sérsic and exponential velocity fields.
| Component | Higher modes | Θ0(a) | vsys(b) | vrot | s3 | a3 | BIC |  |
|---|---|---|---|---|---|---|---|---|
| [ × π] | [km s−1] | [km s−1] | [km s−1] | [km s−1] | ||||
| Sérsic | Y | 0.00 ± 0.13 | 935.1 ± 1.4 | 15.9 ± 1.9 | −6.46 ± 5.66 | 13.3 ± 3.1 | −10.6 | 153.6 |
| Sérsic | N | 0.00 ± 0.02 | 933.7 ± 1.5 | 15.5 ± 2.0 | 28.4 | 200.2 | ||
| Exponential | Y | 0.48 ± 0.09 | 934.2 ± 9.9 | 49.3 ± 8.1 | 8.79 ± 14.30 | 16.3 ± 8.4 | 30.0 | 44.1 |
| Exponential | N | 0.56 ± 0.09 | 925.9 ± 9.0 | 49.8 ± 8.0 | 29.8 | 56.1 |
Notes.
(b)
The systemic velocity determined by Pulsoni et al. (2018) based on the M 105-C field is vsys, M 105 = 934 ± 14 km s−1.
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