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Table 1
Characteristics of NGC 4486A.
| Characteristics | Value | Ref. |
|
|
||
| Classification | E2 | 1 |
| Asymptotic apparent magnitude | VT = 12.53 | 1 |
| Distance modulus | 31.31 mag | 2 |
| Systemic radial velocity | 757 ± 6 km s-1 | 0 |
| Absolute V band magnitudea | −18.86 mag | 1 |
| Effective radius | 7.4″ = 650 pc | 1 |
| Mean surface brightness | μeV = 19.63 mag | 1 |
| Ellipticity | ϵ(re) = 0.25 | 1 |
| Position angle (N to E) | 22 deg | 0 |
| Sérsic index | 2.04 | 1 |
| Central velocity dispersion | 110 km s-1 | 3 |
| Maximum rotation velocity | 115 km s-1 | 0 |
| Age | 12 Gyr | 0 |
| Central metallicity | 0.18 ± 0.03 dex | 0 |
| Metallicity gradient | ∇ [Fe/H ] = 0.24 | 0 |
(a)
Notes. Corrected for Galactic extinction using Schlegel et al. (1998).
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