HD 203842
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Equuleus |
| Right ascension | 21h 24m 24.52s |
| Declination | 10° 10′ 27.1″ |
| Apparent magnitude (V) | 6.33 |
| Characteristics | |
| Spectral type | F5III |
| B−V color index | 0.47[1] |
| Variable type | None |
| Astrometry | |
| Radial velocity (Rv) | -21.80 ± 3.60[1] km/s |
| Proper motion (μ) | RA: 70.67 ± 0.55[1] mas/yr Dec.: 20.40 ± 0.44[1] mas/yr |
| Parallax (π) | 8.80 ± 0.54[1] mas |
| Distance | 344 ly (105.5[2] pc) |
| Absolute magnitude (MV) | 1.21 |
| Details | |
| Mass | 0.96[2] M☉ |
| Radius | 3.5[2] R☉ |
| Luminosity | 21[2] L☉ |
| Temperature | 6500[2] K |
| Metallicity [Fe/H] | 0.32 ± 0.06[1] dex |
| Age | 2.5 Gyr |
| Other designations | |
HR8191 | |
HD 203842 is a F-type star in the constellation of Equuleus.
Properties
HD 203842's iron abundance is 208.9% of the Sun's.
References
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