HD 195019
| Observation data Epoch J2000.0 Equinox J2000.0 | |
|---|---|
| Constellation | Delphinus |
| Right ascension | 20h 28m 18.6363s |
| Declination | +18° 46′ 10.188″ |
| Apparent magnitude (V) | 6.91 |
| Distance | 65 ly (20 pc) |
| Spectral type | G3IV-V |
| Other designations | |
| Database references | |
| SIMBAD | data |
| Extrasolar Planets Encyclopaedia | data |
HD 195019 (HIP 100970, SAO 106138) is a star system in the constellation of Delphinus. Star B is located approximately 150 AU from Star A. This star system is located 65 light-years (20 parsecs; 0.61 exametres) away from the Sun, Earth and Solar System. It is a yellow dwarf or subgiant [G3IV-V].
Planetary system
In 1998, a planet was discovered at Lick Observatory, orbiting around Star A.[1]
| Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
|---|---|---|---|---|---|---|
| b | >3.69 ± 0.30 MJ | 0.1388 ± 0.0080 | 18.20132 ± 0.00039 | 0.0138 ± 0.0044 | — | — |
See also
References
- ↑ Fischer, Debra A.; et al. (1999). "Planetary Companions around Two Solar-Type Stars: HD 195019 and HD 217107". Publications of the Astronomical Society of the Pacific 111 (755): 50–56. arXiv:astro-ph/9810420. Bibcode:1999PASP..111...50F. doi:10.1086/316304.
- ↑ Butler, R. P.; et al. (2006). "Catalog of Nearby Exoplanets". The Astrophysical Journal 646 (1): 505–522. arXiv:astro-ph/0607493. Bibcode:2006ApJ...646..505B. doi:10.1086/504701.
External links
Coordinates: 
20h 28m 18.6363s, +18° 46′ 10.188″
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