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
This article is issued from Wikipedia - version of the 4/19/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.