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{{short description|Planet ekstrasurya}}
{{Infobox planet
| name = Upsilon Andromedae b
| image = Saffar_(Upsilon_Andromedae_b).jpg
|semimajor=~8.91 [[gigameter|Gm]]▼
|star caption =[[Upsilon Andromedae|Ilustrasi dari Upsilon Andromedae A]]b bersama bintang induknya.
<!-- PHYSDISCOVERY CHARS -->
| discoverer = [[Geoffrey Marcy|Marcy]] ''et al.''
|semi-amplitude=70.51 ± 0.45<ref name=Ligi2012/>|arg_peri=44.106 ± 25.561<ref name="McArthur2010"/>|time_periastron=2,450,034.053 ± 0.328<ref name="McArthur2010">{{cite journal | url=http://hubblesite.org/pubinfo/pdf/2010/17/pdf.pdf |display-authors=1 | last1=McArthur |first1=Barbara E.| last2=Benedict |first2=G. Fritz| last3=Barnes |first3=Rory| last4=Martioli |first4=Eder| last5=Korzennik |first5=Sylvain| last6=Nelan |first6=Ed| last7=Butler |first7=R. Paul | title=New Observational Constraints on the ''υ'' Andromedae System with Data from the ''Hubble Space Telescope'' and ''Hobby Eberly Telescope'' |journal=The Astrophysical Journal |volume=715 |issue=2 |pages=1203 | date=2010 |format=PDF | doi=10.1088/0004-637X/715/2/1203 |bibcode=2010ApJ...715.1203M }}</ref>|inclination={{val|24|4}}<ref name=Pizkorz2017>{{cite journal |display-authors=1 | first1=D. | last1=Pizkorz | first2=B. | last2=Benneke | first3=N. R. | last3=Crockett | first4=A. C. | last4=Lockwood | first5=G. A. | last5=Blake | first6=T. S. | last6=Barman | first7=C. F. | last7=Bender | first8=J. S. | last8=Carr | first9=J. A. | last9=Johnson |title=Detection of Water Vapor in the Thermal Spectrum of the Non-transiting Hot Jupiter Upsilon Andromedae b |journal=The Astronomical Journal |volume=154 | issue=2 | pages=78 | date=August 2017 |doi=10.3847/1538-3881/aa7dd8 | bibcode=2017AJ....154...78P| arxiv=1707.01534 }}</ref>|period=4.62±0.23<ref name=Ligi2012/> [[hari|h]]<br>0.01328 [[tahun|t]]<br>~116.4 [[jam|j]]|eccentricity=0.022±0.007<ref name=Ligi2012>{{cite journal | url=http://www.aanda.org/index.php?option=com_article&access=doi&doi=10.1051/0004-6361/201219467&Itemid=129 |display-authors=1 | first1=R. | last1=Ligi | first2=D. | last2=Mourard | first3=A. M. | last3=Lagrange | first4=K. | last4=Perraut | first5=T. | last5=Boyajian | first6=Ph. | last6=Bério | first7=N. | last7=Nardetto | first8=I. | last8=Tallon-Bosc | first9=H. | last9=McAlister | first10=T. | last10=ten Brummelaar | first11=S. | last11=Ridgway | first12=J. | last12=Sturmann | first13=L. | last13=Sturmann | first14=N. | last14=Turner | first15=C. | last15=Farrington | first16=P. J. | last16=Goldfinger |title=A new interferometric study of four exoplanet host stars : θ Cygni, 14 Andromedae, υ Andromedae and 42 Draconis |journal=Astronomy & Astrophysics |volume=545 |pages=A5 | date=2012 |doi=10.1051/0004-6361/201219467 |bibcode=2012A&A...545A...5L |arxiv = 1208.3895 }}</ref>|perihelion=~8.22 [[gigameter|Gm]]|image=Saffar_(Upsilon_Andromedae_b).jpg|aphelion=~9.11 [[gigameter|Gm]]|apsis=astron|discovery_method=[[Kecepatan radial]]
| discovery_site = [[California and Carnegie Planet Search|California and Carnegie<br> Planet Search]]<br>{{flag|United States}}
| discovered = 23 Juni 1996
| discovery_method = [[Kecepatan radial]]
<!-- DESIGNATIONS -->
<!-- ORBITAL -->
<!-- ORBITAL -->|discovered=23 Juni 1996|discovery_site=[[California and Carnegie Planet Search|California and Carnegie<br> Planet Search]]<br>{{flag|Amerika Serikat}}|discoverer=[[Geoffrey Marcy|Marcy]] ''et al.''|caption=Gambaran artis mengenai Upsilon Andromedae b bersama bintang induknya.
| apsis = astron
<!-- DISCOVERY -->|mass={{val|1.70|0.33|0.24}}<ref name=Pizkorz2017/> {{Jupiter mass|link=y}}▼
| aphelion = ~9.11 [[gigameter|Gm]]
| perihelion = ~8.22 [[gigameter|Gm]]
▲| semimajor = ~8.91 [[gigameter|Gm]]
| eccentricity = 0.022±0.007<ref name=Ligi2012>{{cite journal | url=http://www.aanda.org/index.php?option=com_article&access=doi&doi=10.1051/0004-6361/201219467&Itemid=129 |display-authors=1 | first1=R. | last1=Ligi | first2=D. | last2=Mourard | first3=A. M. | last3=Lagrange | first4=K. | last4=Perraut | first5=T. | last5=Boyajian | first6=Ph. | last6=Bério | first7=N. | last7=Nardetto | first8=I. | last8=Tallon-Bosc | first9=H. | last9=McAlister | first10=T. | last10=ten Brummelaar | first11=S. | last11=Ridgway | first12=J. | last12=Sturmann | first13=L. | last13=Sturmann | first14=N. | last14=Turner | first15=C. | last15=Farrington | first16=P. J. | last16=Goldfinger |title=A new interferometric study of four exoplanet host stars : θ Cygni, 14 Andromedae, υ Andromedae and 42 Draconis |journal=Astronomy & Astrophysics |volume=545 |pages=A5 | date=2012 |doi=10.1051/0004-6361/201219467 |bibcode=2012A&A...545A...5L |arxiv = 1208.3895 }}</ref>
| period = 4.62±0.23<ref name=Ligi2012/> [[day|d]]<br>0.01328 [[year|y]]<br>~116.4 [[hour|h]]
| inclination = {{val|24|4}}<ref name=Pizkorz2017>{{cite journal |display-authors=1 | first1=D. | last1=Pizkorz | first2=B. | last2=Benneke | first3=N. R. | last3=Crockett | first4=A. C. | last4=Lockwood | first5=G. A. | last5=Blake | first6=T. S. | last6=Barman | first7=C. F. | last7=Bender | first8=J. S. | last8=Carr | first9=J. A. | last9=Johnson |title=Detection of Water Vapor in the Thermal Spectrum of the Non-transiting Hot Jupiter Upsilon Andromedae b |journal=The Astronomical Journal |volume=154 | issue=2 | pages=78 | date=August 2017 |doi=10.3847/1538-3881/aa7dd8 | bibcode=2017AJ....154...78P| arxiv=1707.01534 }}</ref>
| time_periastron = 2,450,034.053 ± 0.328<ref name="McArthur2010">{{cite journal | url=http://hubblesite.org/pubinfo/pdf/2010/17/pdf.pdf |display-authors=1 | last1=McArthur |first1=Barbara E.| last2=Benedict |first2=G. Fritz| last3=Barnes |first3=Rory| last4=Martioli |first4=Eder| last5=Korzennik |first5=Sylvain| last6=Nelan |first6=Ed| last7=Butler |first7=R. Paul | title=New Observational Constraints on the ''υ'' Andromedae System with Data from the ''Hubble Space Telescope'' and ''Hobby Eberly Telescope'' |journal=The Astrophysical Journal |volume=715 |issue=2 |pages=1203 | date=2010 |format=PDF | doi=10.1088/0004-637X/715/2/1203 |bibcode=2010ApJ...715.1203M }}</ref>
| arg_peri = 44.106 ± 25.561<ref name="McArthur2010"/>
| semi-amplitude = 70.51 ± 0.45<ref name=Ligi2012/>
| star = [[Upsilon Andromedae|Upsilon Andromedae A]]
<!-- PHYS CHARS -->
▲<!--| mass DISCOVERY -->|mass= {{val|1.70|0.33|0.24}}<ref name=Pizkorz2017/> {{Jupiter mass|link=y}}
<!-- ATMOSPHERE -->
<!-- NOTES -->
<!-- NOTES -->}}'''Upsilon Andromedae b''' ('''υ Andromedae b''', disingkat '''Upsilon And b''', '''υ And b'''), secara resmi bernama '''Saffar''' {{IPAc-en|'|s|æ|f|ɑr}}, adalah sebuah [[planet ekstrasurya]] yang berjarak sekitar 44 [[tahun cahaya]] dari [[Matahari]] yang terletak di [[konstelasi]] [[Andromeda (rasi bintang)|Andromeda]]. Planet tersebut mengorbit sebuah bintang serupa matahari, [[Upsilon Andromedae|Upsilon Andromedae A]], setiap lima hari sekali. Ditemukan pada Juni 1996 oleh [[Geoffrey Marcy]] dan R. Paul Butler, planet ini merupakan salah satu planet berjenis [[Jupiter Panas|Jupiter panas]] pertama yang ditemukan.▼
}}
 
▲<!-- NOTES -->}}'''Upsilon Andromedae b''' ('''υ Andromedae b''', disingkat '''Upsilon And b''', '''υ And b'''), secara resmi bernama '''Saffar''' {{IPAc-en|'|s|æ|f|ɑr}}, adalah sebuah [[planet ekstrasurya]] yang berjarak sekitar 44 [[tahun cahaya]] dari [[Matahari]] yang terletak di [[konstelasi]] [[Andromeda (rasi bintang)|Andromeda]]. Planet tersebut mengorbit sebuah bintang serupa matahari, [[Upsilon Andromedae|Upsilon Andromedae A]], setiap lima hari sekali. Ditemukan pada Juni 1996 oleh [[Geoffrey Marcy]] dan R. Paul Butler, planet ini merupakan salah satu planet berjenis [[Jupiter Panas|Jupiter panas]] pertama yang ditemukan.
 
== Lihat juga ==
Diperoleh dari "https://wiki-indonesia.club/wiki/Upsilon_Andromedae_b"