Zeta Tucanae
From Wikipedia, the free encyclopedia
| Observation data Epoch J2000 |
|
|---|---|
| Constellation (pronunciation) |
Tucana |
| Right ascension | 00h 20m 04.3s |
| Declination | -64° 52′ 29″ |
| Apparent magnitude (V) | 4.23 |
| Characteristics | |
| Spectral type | F9 V |
| U-B color index | 0.02 |
| B-V color index | 0.57 |
| Variable type | ? |
| Astrometry | |
| Radial velocity (Rv) | 8.8 km/s |
| Proper motion (μ) | RA: 1,707.35 mas/yr Dec.: 1,165.60 mas/yr |
| Parallax (π) | 116.38 ± 0.64 mas |
| Distance | 28 ± 0.2 ly (8.59 ± 0.05 pc) |
| Absolute magnitude (MV) | 4.56 |
| Details | |
| Mass | 0.98 M☉ |
| Radius | 0.90±0.08[1] R☉ |
| Luminosity | 1.3 L☉ |
| Temperature | 6200 K |
| Metallicity | 44-79% |
| Rotation | ? |
| Age | ? years |
| Other designations | |
Zeta Tucanae (ζ Tuc / ζ Tucanae) is a star in the constellation Tucana.
Zeta Tucanae is a whitish F-type main sequence dwarf with an apparent magnitude of +4.23. It is approximately 28.0 light years from Earth.
[edit] References
- ^ Perrin, M.-N.; Karoji, H. (1987). "Stellar radius determination from IRAS 12-micron fluxes". Astronomy and Astrophysics 172: 235–240.
[edit] External links
- Zeta Tucanae at SolStation.

