{{Short description|Extrasolar planet}} {{Infobox planet | name = HD 72659 b <!-- DISCOVERY --> | discoverer = [[R. Paul Butler|Butler]], [[Geoffrey Marcy|Marcy]], [[Steven Vogt|Vogt]],<br />and [[Debra Fischer|Fischer]] | discovery_site = [[Keck Observatory]], [[Hawaii]], United States | discovered = 13 June 2002 | discovery_method = [[Doppler spectroscopy]] <!-- DESIGNATIONS --> <!-- ORBITAL --> | orbit_ref = <ref name="Feng2022"/> | apsis = astron | aphelion = | perihelion = | semimajor = {{val|4.691|0.185|0.202|ul=AU}} | eccentricity = {{val|0.257|0.014|0.016}} | period = {{val|9.718|0.052|0.043|ul=yr}} | avg_speed = | time_periastron = {{val|2448147.062|43.195|47.937}} | arg_peri = {{val|259.451|3.318|3.560|u=deg}} | semi-amplitude = {{val|37.908|0.613|0.551|ul=m/s}} | star = [[HD 72659]] | inclination = {{val|77.583|39.898|39.755|u=deg}} | asc_node = {{val|204.866|69.102|68.721|u=deg}} <!-- PHYS CHARS --> | physical_ref = <ref name="Feng2022"/> | mass = {{val|2.988|2.586|0.098|ul=Jupiter mass}} <!-- ATMOSPHERE --> <!-- NOTES --> }} '''HD 72659 b''' is a [[superjovian]] [[exoplanet]] massing at least 3.3 [[Jupiter mass|M<sub>J</sub>]] orbiting at 4.77 [[Astronomical Unit|AU]] from the star, taking 3630 days to complete one orbit. The orbital distance range from 3.49 AU to 6.05 AU with [[orbital eccentricity]] of 0.269.<ref name="Butler2003"/> In 2022, the inclination and true mass of HD 72659 b were measured via [[astrometry]].<ref name="Feng2022"/>
== See also == * [[HD 73256]]
== References == {{Reflist|colwidth=30em|refs=
<ref name="Butler2003">{{cite journal | url=http://www.iop.org/EJ/article/0004-637X/582/1/455/56131.html | title=Seven New Keck Planets Orbiting G and K Dwarfs | last1=Butler | first1=R. Paul | last2=Marcy | first2=Geoffrey W. | last3=Vogt | first3=Steven S. | last4=Fischer | first4=Debra A. | last5=Henry | first5=Gregory W. | last6=Laughlin | first6=Gregory | last7=Wright | first7=Jason T. | display-authors=1 | journal=The Astrophysical Journal | year=2003 | volume=582 | issue=1 | pages=455–466 | doi=10.1086/344570 | bibcode=2003ApJ...582..455B | citeseerx=10.1.1.7.6988 | s2cid=17608922 }}</ref>
<ref name="Feng2022">{{cite journal |last1=Feng |first1=Fabo |last2=Butler |first2=R. Paul |display-authors=etal |date=August 2022 |title=3D Selection of 167 Substellar Companions to Nearby Stars |journal=[[The Astrophysical Journal Supplement Series]] |volume=262 |issue=21 |page=21 |doi=10.3847/1538-4365/ac7e57 |arxiv=2208.12720 |bibcode=2022ApJS..262...21F|s2cid=251864022 |doi-access=free }}</ref>
}}
== External links == * {{cite web | url=http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+72659 | title=HD 72659 | work=Exoplanets | access-date=2008-10-31 | archive-url=https://web.archive.org/web/20091125003619/http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+72659 | archive-date=2009-11-25 | url-status=dead }}
{{Sky|08|34|03.1895|-|01|34|05.583|168}}
[[Category:Exoplanets discovered in 2002]] [[Category:Giant planets]] [[Category:Hydra (constellation)]] [[Category:Exoplanets detected by radial velocity]] [[Category:Exoplanets detected by astrometry]]
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