HD 224635
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Andromeda |
| Right ascension | 23h 59m 29.24s |
| Declination | +33° 43′ 26.75″ |
| Apparent magnitude (V) | 5.81 |
| Characteristics | |
| Spectral type | F8V |
| U−B color index | -0.02 |
| B−V color index | 0.52 |
| Astrometry | |
| Radial velocity (Rv) | -7.7 ± 2 km/s |
| Proper motion (μ) | RA: -59.68 ± 0.65 mas/yr Dec.: -113.19 ± 0.35 mas/yr |
| Parallax (π) | 34.57 ± 0.51[1] mas |
| Distance | 94 ± 1 ly (28.9 ± 0.4 pc) |
| Details | |
| Mass | 1.19 + 1.13 M☉ |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Database references | |
| SIMBAD | data |
HD 224635 is a binary star system in the constellation Andromeda. Its two components are 1.19 and 1.13 times the mass of the Sun.[2] The magnitudes of the components are 6.46 and 6.72 respectively, and they orbit each other every 717 years.[3]
References
- ↑ van Leeuwen, F. (November 2007), "Validation of the new Hipparcos reduction", Astronomy and Astrophysics, 474 (2): 653–664, Bibcode:2007A&A...474..653V, arXiv:0708.1752
, doi:10.1051/0004-6361:20078357. - ↑ Tokovinin, Andrei (2014). "From Binaries to Multiples. II. Hierarchical Multiplicity of F and G Dwarfs". The Astronomical Journal. 147 (4): 14. Bibcode:2014AJ....147...87T. arXiv:1401.6827 . doi:10.1088/0004-6256/147/4/87. 87.
- ↑ Malkov, O. Yu.; et al. (2012), "Dynamical Masses of a Selected Sample of Orbital Binaries", Astronomy & Astrophysics, 546: 5, Bibcode:2012A&A...546A..69M, doi:10.1051/0004-6361/201219774, A69
This article is issued from
Wikipedia.
The text is licensed under Creative Commons - Attribution - Sharealike.
Additional terms may apply for the media files.