{{Short description|Extrasolar planet orbiting HD 109749}} {{Infobox planet | name = HD 109749 b <!-- DISCOVERY --> | discoverer = [[Debra Fischer|Fischer]] ''et al.''<ref name="Fischer2006"/> | discovery_site = [[Keck Observatory]] | discovered = August 22, 2005 | discovery_method = [[Doppler spectroscopy]]<br>([[N2K Consortium]]) <!-- DESIGNATIONS --> <!-- ORBITAL --> | apsis = astron | semimajor = {{val|0.0615|0.004}} [[astronomical unit|AU]] | eccentricity = 0 (fixed)<ref name="Ment2018"/> | period = {{val|5.239891|0.000099}}<ref name="Ment2018"/> [[day|d]] | semi-amplitude = {{val|29.2|1.1}}<ref name="Ment2018"/> | star = [[HD 109749]] <!-- PHYS CHARS --> <!-- ATMOSPHERE --> <!-- NOTES --> }} '''HD 109749 b''' is an [[extrasolar planet]] that takes only 5.24 days to orbit the [[star]] [[HD 109749]] at a distance of 0.063 AU.<ref name="Fischer2006"/> It was discovered on August 22, 2005, the same day as [[Gliese 581 b]].
==See also== * [[HD 149143 b]]
==References== <references> <ref name="Fischer2006">{{cite journal | title=The N2K Consortium. III. Short-Period Planets Orbiting HD 149143 and HD 109749 | last1=Fischer | first1=Debra A. | last2=Laughlin | first2=Gregory | last3=Marcy | first3=Geoffrey W. | last4=Butler | first4=R. Paul | last5=Vogt | first5=Steven S. | last6=Johnson | first6=John A. | last7=Henry | first7=Gregory W. | last8=McCarthy | first8=Chris | last9=Ammons | first9=Mark | last10=Robinson | first10=Sarah | last11=Strader | first11=Jay | last12=Valenti | first12=Jeff A. | last13=McCullough | first13=P. R. | last14=Charbonneau | first14=David | last15=Haislip | first15=Joshua | last16=Knutson | first16=Heather A. | last17=Reichart | first17=Daniel E. | last18=McGee | first18=Padric | last19=Monard | first19=Berto | last20=Wright | first20=Jason T. | last21=Ida | first21=Shigeru | last22=Sato | first22=Bun'ei | last23=Minniti | first23=Dante | display-authors=1 | journal=The Astrophysical Journal | volume=637 | issue=2 | pages=1094–1101 | year=2006 | bibcode=2006ApJ...637.1094F | doi=10.1086/498557 | s2cid=6459118 | url=https://authors.library.caltech.edu/36284/1/0004-637X_637_2_1094.pdf }}</ref>
<ref name="Ment2018">{{cite journal | title=Radial Velocities from the N2K Project: Six New Cold Gas Giant Planets Orbiting HD 55696, HD 98736, HD 148164, HD 203473, and HD 211810 | last1=Ment | first1=Kristo | last2=Fischer | first2=Debra A. | last3=Bakos | first3=Gaspar | last4=Howard | first4=Andrew W. | last5=Isaacson | first5=Howard | display-authors=1 | journal=The Astronomical Journal | volume=156 | issue=5 | at=213 | year=2018 | arxiv=1809.01228 | bibcode=2018AJ....156..213M | doi=10.3847/1538-3881/aae1f5 | s2cid=119243619 | doi-access=free }}</ref> </references>
==External links== * {{cite web | url=http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+109749 | title=HD 109749 | work=Exoplanets | access-date=2008-11-04 | archive-url=https://web.archive.org/web/20091125012751/http://media4.obspm.fr/exoplanets/base/etoile.php?nom=HD+109749 | archive-date=2009-11-25 | url-status=dead }} {{Sky|12|37|16.3781|-|40|48|43.619|192}}{{Centaurus}} {{DEFAULTSORT:HD 109749 b}} [[Category:Hot Jupiters]] [[Category:Exoplanets discovered in 2005]] [[Category:Giant planets]] [[Category:Centaurus]] [[Category:Exoplanets detected by radial velocity]]
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