HD 86226 b
Extrasolar planet List of extrasolar planets
Parent star

<tr> <td colspan="2">Star</td> <td>HD 86226</td></tr><tr> <td colspan="2">Constellation</td> <td>Hydra</td></tr><tr> <td>Right ascension</td> <td style="text-align: center">(α)</td> <td>09h 56m 29.84s</td></tr><tr> <td>Declination</td> <td style="text-align: center">(δ)</td> <td>–24° 05′ 57.8″</td></tr><tr> <td>Apparent magnitude</td> <td style="text-align: center">(mV)</td> <td>7.932</td></tr><tr><td colspan="2">Distance</td><td>138.55 ± 4.99 ly
(42.48 ± 1.53 pc)</td></tr><tr><td colspan="2">Spectral type</td> <td>G2V</td></tr><tr> <td>Mass</td> <td style="text-align: center">(m)</td> <td>1.06 ± 0.03[1] M</td></tr><tr> <td>Metallicity</td> <td style="text-align: center">[Fe/H]</td> <td>0.05 ± 0.03</td></tr>

Orbital elements

<tr><td>Semimajor axis</td><td style="text-align: center">(a)</td> <td>2.49 ± 0.28 AU</td></tr><tr> <td>Eccentricity</td> <td style="text-align: center">(e)</td> <td>0.15 ± 0.09</td></tr><tr><td>Orbital period</td><td style="text-align: center">(P)</td> <td>1695 ± 58 d</td></tr><tr> <td>Time of periastron</td> <td style="text-align: center">(T0)</td> <td>2454821 ± 288 JD</td></tr>

Physical characteristics

<tr><td>Minimum mass</td><td style="text-align: center">(m sin i)</td><td>0.92 ± 0.10 MJ</td></tr>

Discovery information

<tr> <td colspan="2">Discovery date</td> <td>January 26, 2010</td></tr><tr> <td colspan="2">Discoverer(s)</td> <td>Arriagada et al.</td></tr><tr> <td colspan="2">Discovery method</td> <td>Doppler spectroscopy</td></tr><tr> <td colspan="2">Discovery site</td> <td>Las Campanas Observatory</td></tr><tr> <td colspan="2">Discovery status</td> <td>Confirmed</td></tr>

Other designations
CD–23°8866 b, HIP 48739 b

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

This planet is a likely gas giant discovered by the Magellan Planet Search Program in 2010.[2] It was confirmed in CORALIE data, 2012.[1]

References Edit

  1. 1.0 1.1 (2013). The CORALIE survey for southern extrasolar planets XVII. New and updated long period and massive planets. Astronomy & Astrophysics 551: A90.
  2. (2010). Five Long-period Extrasolar Planets in Eccentric orbits from the Magellan Planet Search Program. The Astrophysical Journal 711 (2).

Coordinates: Sky map 09h 56m 29.84s, −24° 05′ 57.8″

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