HD 158476
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Template:Location mark Location of HD 158476 (circled) | |
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Ara[1] |
| Right ascension | Template:RA[2] |
| Declination | Template:DEC[2] |
| Apparent magnitude (V) | 6.048[3] |
| Characteristics | |
| Spectral type | F8/G0Ib[4] |
| B−V Template:Engvar | +0.83[4] |
| Astrometry | |
| Radial velocity (Rv) | −29.0[5] km/s |
| Proper motion (μ) | RA: +1.810[2] mas/yr Dec.: −3.806[2] mas/yr |
| Parallax (π) | 1.7610±0.0460 mas[2] |
| Distance | Template:Rnd ± Template:Rnd ly (Template:Rnd ± Template:Rnd pc) |
| Absolute magnitude (MV) | −2.13[1] |
| Details | |
| Mass | 5.8[2] Template:Solar mass |
| Radius | 38[2] Template:Solar radius |
| Luminosity | 1,142[2] Template:Solar luminosity |
| Surface gravity (log g) | 1.89[2] cgs |
| Temperature | 5,305[2] K |
| Rotational velocity (v sin i) | 9.5[4] km/s |
| Metallicity [Fe/H] | {{{metal_fe2}}} dex |
| Other designations | |
| CD−45°11626, HD 158476, HIP 85788, HR 6513, SAO 228075 | |
| Database references | |
| SIMBAD | data |
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HD 158476 is a supergiant star in the southern constellation of Ara. There is a faint magnitude 10.5 companion at an angular separation of 20.0″ along a position angle of 209° (as of 2013).[6]
References
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