HD 10647 b
| Exoplanet | List of exoplanets | |
|---|---|---|
| Parent star | ||
| Star | HD 10647 | |
| Constellation | Eridanus | |
| Right ascension | (α) | 1h 42m 29.32s |
| Declination | (δ) | −53° 44′ 27.00″ |
| Apparent magnitude | (mV) | 5.52 |
| Distance | 56.57 ly (17.35 pc) |
|
| Spectral type | F9V | |
| Orbital elements | ||
| Semi-major axis | (a) | 2.03 ± 0.15 AU |
| Eccentricity | (e) | 0.16 ± 0.22 |
| Orbital period | (P) | 1003 ± 56 d |
| Argument of periastron |
(ω) | 68 ± 17° |
| Time of periastron | (T0) | 2452261 ± 47 JD |
| Semi-amplitude | (K) | 17.9 ± 4.6 m/s |
| Physical characteristics | ||
| Minimum mass | (m sin i) | 0.93±0.18 MJ |
| Discovery information | ||
| Discovery date | 30 June 2003 | |
| Discoverer(s) | Mayor et al. | |
| Discovery method | Doppler Spectroscopy | |
| Discovery site |
 Paris, France
|
|
| Discovery status | Likely | |
| Other designations | ||
|
q1 Eridani b
|
||
| Database references | ||
| Extrasolar Planets Encyclopaedia |
data | |
| SIMBAD | data | |
| Exoplanet Archive | data | |
| Open Exoplanet Catalogue | data | |
HD 10647 b, also catalogued as q1 Eridani b, is an extrasolar planet approximately 57 light-years away in the constellation of Eridanus (the River). The planet is a mid-Jovian that orbits 103% farther from the star than Earth to the Sun. It takes about 33 months to orbit with semi-amplitude of 17.9 m/s.
Coordinates: 
01h 42m 29.32s, −53° 44′ 27.00″
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