HD 152079 b
From Infogalactic: the planetary knowledge core
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 152079 | |
| Constellation | Ara | |
| Right ascension | (α) | 16h 53m 29.735s[1] |
| Declination | (δ) | –46° 19′ 58.64″[1] |
| Apparent magnitude | (mV) | 9.18 |
| Distance | approx. 270[1] ly (approx. 80[1] pc) |
|
| Spectral type | G6V | |
| Mass | (m) | 1.023 M☉ |
| Metallicity | [Fe/H] | 0.16 |
| Orbital elements | ||
| Semi-major axis | (a) | 3.2 ± 2.1 AU (480 ± 310 Gm) |
| 38 mas | ||
| Periastron | (q) | 1.3 AU (190 Gm) |
| Apastron | (Q) | 5.1 AU (770 Gm) |
| Eccentricity | (e) | 0.60 ± 0.24 |
| Orbital period | (P) | 2097 ± 930 d (5.74 ± 2.55 y) |
| Orbital speed | (υ) | 17 km/s |
| Argument of periastron |
(ω) | 325 ± 37° |
| Time of periastron | (T0) | 24553193 ± 260 JD |
| Semi-amplitude | (K) | 58 ± 8 m/s |
| Physical characteristics | ||
| Minimum mass | (m sin i) | 3 ± 2 MJ |
| Discovery information | ||
| Discovery date | January 26, 2010 | |
| Discoverer(s) | Arriagada et al.[2] | |
| Discovery method | Doppler spectroscopy | |
| Discovery site | Las Campanas Observatory | |
| Discovery status | Published[2] | |
| Other designations | ||
| Database references | ||
| Extrasolar Planets Encyclopaedia |
data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
This planet is an eccentric Jupiter gas giant discovered by the Magellan Planet Search Program in 2010.[2]
References
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