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HD 38529 b
Extrasolar planet List of extrasolar planets
Parent star

<tr> <td colspan="2">Star</td> <td>HD 38529 A</td></tr><tr> <td colspan="2">Constellation</td> <td>Orion</td></tr><tr> <td>Right ascension</td> <td style="text-align: center">(α)</td> <td>05h 46m 34.9120s</td></tr><tr> <td>Declination</td> <td style="text-align: center">(δ)</td> <td>+01° 10′ 05.496″</td></tr><tr> <td>Apparent magnitude</td> <td style="text-align: center">(mV)</td> <td>5.94</td></tr><tr><td colspan="2">Distance</td><td>138.397 ly
(42.433 pc)</td></tr><tr><td colspan="2">Spectral type</td> <td>G4V</td></tr>

Orbital elements

<tr><td>Semimajor axis</td><td style="text-align: center">(a)</td> <td>0.131 ± 0.0015[1][note 1] AU</td></tr><tr> <td>Eccentricity</td> <td style="text-align: center">(e)</td> <td>0.248 ± 0.007[1][note 1]</td></tr><tr><td>Orbital period</td><td style="text-align: center">(P)</td> <td>14.3104 ± 0.0002[1][note 1] d</td></tr><tr> <td>Argument of
periastron
</td> <td style="text-align: center">(ω)</td> <td>95.9 ± 1.7[1][note 1]°</td></tr><tr> <td>Time of periastron</td> <td style="text-align: center">(T0)</td> <td>2,450,020.19 ± 0.08[1][note 1] JD</td></tr><tr> <td>Semi-amplitude</td> <td style="text-align: center">(K)</td> <td>59.17 ± 0.42[1][note 1] m/s</td></tr>

Physical characteristics

<tr><td>Minimum mass</td><td style="text-align: center">(m sin i)</td><td>0.92 ± 0.043[1][note 1] MJ</td></tr>

Discovery information

<tr> <td colspan="2">Discovery date</td> <td>July 5, 2000</td></tr><tr> <td colspan="2">Discoverer(s)</td> <td>Fischer 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>Template:Country data United States</td></tr><tr> <td colspan="2">Discovery status</td> <td>Published</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 38529 b is an extrasolar planet approximately 138 light years away in the constellation of Orion. This planet was discovered in 2000. Because of its mass, it is likely that it is a gas giant.[2]

Notes Edit

  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 Parameters from the 2-companion solution (table 12). Including the unconfirmed third companion yields slightly different parameters.

References Edit

External links Edit

Coordinates: Sky map 05h 46m 34.9120s, +01° 10′ 05.496″


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