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HD 43691 b
Extrasolar planet List of extrasolar planets
Parent star

<tr> <td colspan="2">Star</td> <td>HD 43691</td></tr><tr> <td colspan="2">Constellation</td> <td>Auriga</td></tr><tr> <td>Right ascension</td> <td style="text-align: center">(α)</td> <td>06h 19m 34.68s[1]</td></tr><tr> <td>Declination</td> <td style="text-align: center">(δ)</td> <td>+41° 05′ 32.3″[1]</td></tr><tr><td colspan="2">Distance</td><td>260 ± 20[1] ly
(80 ± 5[1] pc)</td></tr><tr><td colspan="2">Spectral type</td> <td>G0IV-V</td></tr>

Orbital elements

<tr><td>Semimajor axis</td><td style="text-align: center">(a)</td> <td>0.24 AU
(36 Gm)</td></tr><tr><td> </td> <td style="text-align: center"> </td> <td>2.6 mas</td></tr><tr> <td>Periastron</td> <td style="text-align: center">(q)</td> <td>0.21 AU
(31 Gm)</td></tr><tr> <td>Apastron</td> <td style="text-align: center">(Q)</td> <td>0.27 AU
(41 Gm)</td></tr><tr> <td>Eccentricity</td> <td style="text-align: center">(e)</td> <td>0.14 ± 0.02</td></tr><tr><td>Orbital period</td><td style="text-align: center">(P)</td> <td>36.96 ± 0.02 d
(0.1012 y)</td></tr><tr> <td>Argument of
periastron
</td> <td style="text-align: center">(ω)</td> <td>290 ± 5°</td></tr><tr> <td>Time of periastron</td> <td style="text-align: center">(T0)</td> <td>2454046.6 JD</td></tr><tr> <td>Semi-amplitude</td> <td style="text-align: center">(K)</td> <td>90.15 m/s</td></tr>

Physical characteristics

<tr><td>Minimum mass</td><td style="text-align: center">(m sin i)</td><td>2.49 MJ
(791 M)</td></tr>

Discovery information

<tr> <td colspan="2">Discovery date</td> <td>July 6th, 2007</td></tr><tr> <td colspan="2">Discoverer(s)</td> <td>Da Silva et al.[2]</td></tr><tr> <td colspan="2">Discovery method</td> <td>Doppler spectroscopy</td></tr><tr> <td colspan="2">Discovery site</td> <td>ELODIE planet-search program
Template:Country data France</td></tr><tr> <td colspan="2">Discovery status</td> <td>Published[2]</td></tr> <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 43691 b is a massive jovian planet located approximately 260 light-years away[1] in the constellation of Auriga. Because the inclination is unknown, only the minimum mass is known. The planet orbits close to the star, closer than Mercury to the Sun.

References Edit

  • HD 43691. Exoplanets. Retrieved 2008-08-18.

Coordinates: Sky map 06h 19m 34.6771s, +41° 05′ 32.302″


de:HD 43691 b

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