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HD 4113 b
Extrasolar planet List of extrasolar planets
300px
Artist's conception of HD 4113 b, as a gas giant.
Parent star

<tr> <td colspan="2">Star</td> <td>HD 4113</td></tr><tr> <td colspan="2">Constellation</td> <td>Sculptor</td></tr><tr> <td>Right ascension</td> <td style="text-align: center">(α)</td> <td>00h 43m 12.60s[1]</td></tr><tr> <td>Declination</td> <td style="text-align: center">(δ)</td> <td>–37° 58′ 57.5″[1]</td></tr><tr><td colspan="2">Distance</td><td>144 ± 5[1] ly
(44 ± 2[1] pc)</td></tr><tr><td colspan="2">Spectral type</td> <td>G5V</td></tr>

Orbital elements

<tr><td>Semimajor axis</td><td style="text-align: center">(a)</td> <td>1.28 AU
(191 Gm)</td></tr><tr><td> </td> <td style="text-align: center"> </td> <td>29 mas</td></tr><tr> <td>Periastron</td> <td style="text-align: center">(q)</td> <td>0.124 AU
(18.6 Gm)</td></tr><tr> <td>Apastron</td> <td style="text-align: center">(Q)</td> <td>2.44 AU
(365 Gm)</td></tr><tr> <td>Eccentricity</td> <td style="text-align: center">(e)</td> <td>0.903±0.005</td></tr><tr><td>Orbital period</td><td style="text-align: center">(P)</td> <td>526.62±0.3 d
(1.4418 y)</td></tr><tr> <td>Argument of
periastron
</td> <td style="text-align: center">(ω)</td> <td>-42.3±1.9°</td></tr><tr> <td>Time of periastron</td> <td style="text-align: center">(T0)</td> <td>2453778±0.2 JD</td></tr><tr> <td>Semi-amplitude</td> <td style="text-align: center">(K)</td> <td>37.8 m/s</td></tr>

Physical characteristics

<tr><td>Minimum mass</td><td style="text-align: center">(m sin i)</td><td>1.56±0.04 MJ</td></tr>

Discovery information

<tr> <td colspan="2">Discovery date</td> <td>Oct 26, 2007</td></tr><tr> <td colspan="2">Discoverer(s)</td> <td>Tamuz et al.</td></tr><tr> <td colspan="2">Discovery method</td> <td>radial velocity</td></tr><tr> <td colspan="2">Discovery site</td> <td>La Silla Observatory</td></tr><tr> <td colspan="2">Discovery status</td> <td>Published</td></tr>

Other designations
HIP 3391 b

HD 4113 b is a jovian planet located approximately 144 light-years away in the constellation of Sculptor, orbiting the star HD 4113. This planet has a very eccentric orbit with a 527 day period at 1.28 AU from the parent star. At periastron, the distance is 0.124 AU and at apastron, the distance is 2.44 AU.[2]

See alsoEdit

ReferencesEdit

External linksEdit

Coordinates: Sky map 00h 43m 12.5967s, −37° 58′ 57.472″


de:HD 4113 b

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