HD 23596
HD 23596 is a 7th magnitude star approximately 170 light years away in the constellation Perseus. The visual luminosity of the star is 2.63 times greater than our Sun.[2] HD 23596 dwarfs the Sun is terms of physical properties; including mass, radius, age, metallicity, and temperature. The spectrum of the star is F8.
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Perseus |
| Right ascension | 03h 48m 00.3744s[1] |
| Declination | +40° 31′ 50.3005″[1] |
| Apparent magnitude (V) | 7.24 |
| Characteristics | |
| Spectral type | F8 |
| Astrometry | |
| Proper motion (μ) | RA: 53.007±0.075[1] mas/yr Dec.: 21.310±0.050[1] mas/yr |
| Parallax (π) | 19.2012 ± 0.0376[1] mas |
| Distance | 169.9 ± 0.3 ly (52.1 ± 0.1 pc) |
| Details | |
| Mass | 1.2 ± 0.04[2] M☉ |
| Radius | 1.53 ± 0.04[2] R☉ |
| Luminosity | 2.63 ± 0.03[2] L☉ |
| Surface gravity (log g) | 4.14 ± 0.03[2] cgs |
| Temperature | 5953 ± 48[2] K |
| Age | 5.0 ± 0.7[2] Gyr |
| Other designations | |
| Database references | |
| SIMBAD | data |
Planetary system
In June 2002, a massive long-period planet orbiting the star was announced.[3]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | >8.10 MJ | 2.88 | 1565 ± 21 | 0.292 ± 0.023 | — | — |
gollark: Also, what?
gollark: Which Microsoft?
gollark: One which would TOTALLY NOT install potatOS on all computers.
gollark: If the source for cloud catcher's backend is anywhere I could run an instance.
gollark: How is STUFF™ going?
References
- Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
- Bonfanti, A.; et al. (2015). "Revising the ages of planet-hosting stars". Astronomy and Astrophysics. 575. A18. arXiv:1411.4302. Bibcode:2015A&A...575A..18B. doi:10.1051/0004-6361/201424951.
- Perrier, C.; et al. (2003). "The ELODIE survey for northern extra-solar planets. I. Six new extra-solar planet candidates". Astronomy and Astrophysics. 410 (3): 1039–1049. arXiv:astro-ph/0308281. Bibcode:2003A&A...410.1039P. doi:10.1051/0004-6361:20031340.
External links
- "Notes for star HD 23596". The Extrasolar Planet Encyclopaedia.
- "HD 23596". SIMBAD. Centre de données astronomiques de Strasbourg.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.