HD 156279
HD 156279 is a type K0 star, located 36.5 pc away from Earth (119.1 light years). It has various alternate names, including HIP 84171 and BD+63 1335. HD 156279 has two exoplanets in orbit, HD 156279 b and HD 156279 c.
| Observation data Epoch Equinox | |
|---|---|
| Constellation | Draco |
| Right ascension | 17h 12m 23.2036s[1] |
| Declination | +63° 21′ 07.532″[1] |
| Apparent magnitude (V) | 8.08 |
| Characteristics | |
| Evolutionary stage | K0 |
| Astrometry | |
| Radial velocity (Rv) | -20.6432 km/s |
| Proper motion (μ) | RA: mas/yr Dec.: 160.2 mas/yr |
| Parallax (π) | 27.60 ± 0.03 mas |
| Distance | 118.2 ± 0.1 ly (36.23 ± 0.04 pc) |
| Details | |
| Mass | 0.93[1] M☉ |
| Radius | 0.95[2] R☉ |
| Temperature | 5453[2] luminosity = 0.81[3] K |
| Age | 4000[1] Myr |
| Other designations | |
| Database references | |
| SIMBAD | data |
Characteristics
HD 156279 has a stellar mass of 0.93 and a stellar radius of 0.95. It has a metallicity of 0.14 and an effective temperature of 5453 Kelvin. HD 156279 is 4 billion years old and based on the spectral type, K0, it is an orange to red colour.[4][2] HD 156279 has an apparent magnitude of 8.08 and an absolute magnitude of 5.27.[5][6]
Planets
Orbiting HD 156279 are two planets, HD 156279 b and HD 156279 c. HD 156279 b has a mass of 9.7MJ, an estimated radius of 1.11RJ, and orbits from a distance of 0.49 AU. Meanwhile, HD 156279 c has a mass of 8.6MJ, a radius of 0.9RJ and orbits from a distance of 4.97AU.
References
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