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HD 10647 b
Extrasolar planet List of extrasolar planets
Parent star

<tr> <td colspan="2">Star</td> <td>HD 10647</td></tr><tr> <td colspan="2">Constellation</td> <td>Eridanus</td></tr><tr> <td>Right ascension</td> <td style="text-align: center">(α)</td> <td>1h 42m 29.32s</td></tr><tr> <td>Declination</td> <td style="text-align: center">(δ)</td> <td>−53° 44′ 27.00″</td></tr><tr> <td>Apparent magnitude</td> <td style="text-align: center">(mV)</td> <td>5.52</td></tr><tr><td colspan="2">Distance</td><td>56.57 ly
(17.35 pc)</td></tr><tr><td colspan="2">Spectral type</td> <td>F9V</td></tr>

Orbital elements

<tr><td>Semimajor axis</td><td style="text-align: center">(a)</td> <td>2.03 ± 0.15 AU</td></tr><tr> <td>Eccentricity</td> <td style="text-align: center">(e)</td> <td>0.16 ± 0.22</td></tr><tr><td>Orbital period</td><td style="text-align: center">(P)</td> <td>1003 ± 56 d</td></tr><tr> <td>Argument of
periastron
</td> <td style="text-align: center">(ω)</td> <td>68 ± 17°</td></tr><tr> <td>Time of periastron</td> <td style="text-align: center">(T0)</td> <td>2452261 ± 47 JD</td></tr><tr> <td>Semi-amplitude</td> <td style="text-align: center">(K)</td> <td>17.9 ± 4.6 m/s</td></tr>

Physical characteristics

<tr><td>Minimum mass</td><td style="text-align: center">(m sin i)</td><td>0.93±0.18 MJ</td></tr>

Discovery information

<tr> <td colspan="2">Discovery date</td> <td>30 June 2003</td></tr><tr> <td colspan="2">Discoverer(s)</td> <td>Mayor et al.</td></tr><tr> <td colspan="2">Discovery method</td> <td>Doppler Spectroscopy</td></tr><tr> <td colspan="2">Discovery site</td> <td>Template:Country data France Paris, France</td></tr><tr> <td colspan="2">Discovery status</td> <td>Likely</td></tr>

Other designations
q1 Eridani b

<tr style="background-color: #A0B0FF;"><td align=center colspan=3>Database references</td></tr><tr valign=baseline><td colspan=2>Extrasolar Planets
Encyclopaedia
</td><td>data</td></tr><tr><td colspan=2>SIMBAD</td><td>data</td></tr>

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.[1]

See also Edit

References Edit

  1. (2006). Catalog of Nearby Exoplanets. The Astrophysical Journal 646 (1): 505–522.

External links Edit


Coordinates: Sky map 01h 42m 29.32s, −53° 44′ 27.00″ Template:Nearest bright star systems


de:HD 10647 b

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