WASP-18b:修订间差异

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| url=http://var2.astro.cz/ETD/etd.php?STARNAME=WASP-18&PLANET=b
| url=http://var2.astro.cz/ETD/etd.php?STARNAME=WASP-18&PLANET=b
| accessdate=2009-08-29
| accessdate=2009-08-29
|
|
|
}}</ref>
}}</ref>
| RA = {{RA|01|37|25.0335}}<ref name="Gaia DR2"/>
| RA = {{RA|01|37|25.0335}}<ref name="Gaia DR2"/>
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| dist_pc = {{val|123.9|0.4}}<ref name="Gaia DR2"/>
| dist_pc = {{val|123.9|0.4}}<ref name="Gaia DR2"/>
| class = F6<ref name="EPE" />
| class = F6<ref name="EPE" />
| mass = 1.25<ref>{{Cite web |url=http://exep.jpl.nasa.gov/atlas/atlas_profile.cfm?Star=474 |title=PlanetQuest: WASP-18 b |access-date=2018-07-19 |||}}</ref>
| mass = 1.25<ref>{{Cite web |url=http://exep.jpl.nasa.gov/atlas/atlas_profile.cfm?Star=474 |title=PlanetQuest: WASP-18 b |access-date=2018-07-19 }}</ref>
}}
}}
{{Planetbox orbit
{{Planetbox orbit
| semimajor = 0.02026 ± 0.00068<ref name="EPE">{{cite web |url=http://exoplanet.eu/planet.php?p1=WASP-18&p2=b |title=Notes for planet WASP-18b |work=The Extrasolar Planets Encyclopaedia |accessdate=2009-09-15 |||}}</ref>
| semimajor = 0.02026 ± 0.00068<ref name="EPE">{{cite web |url=http://exoplanet.eu/planet.php?p1=WASP-18&p2=b |title=Notes for planet WASP-18b |work=The Extrasolar Planets Encyclopaedia |accessdate=2009-09-15 }}</ref>
| periastron = 0.02007
| periastron = 0.02007
| apastron = 0.02045
| apastron = 0.02045
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| pmid = 19713920
| pmid = 19713920
| bibcode = 2009Natur.460.1086H
| bibcode = 2009Natur.460.1086H
|
|
}}</ref>。接下來十年內對WASP-18b的觀測可以讓天文学家計算其軌道衰減率<ref name="Thompson">{{cite web
}}</ref>。接下來十年內對WASP-18b的觀測可以讓天文学家計算其軌道衰減率<ref name="Thompson">{{cite web
| last = Thompson
| last = Thompson
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| doi =
| doi =
| accessdate = 2009-08-28
| accessdate = 2009-08-28
|
|
}}</ref>。
}}</ref>。


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}}</ref>。
}}</ref>。


[[File:PIA22087-Exoplanet-Wasp18b-COinStratosphere-20171129.jpg|thumb|center|300px|<center>天文学家在WASP-18b的[[平流層]]中发现大量[[一氧化碳]]示意圖<ref name="NASA-20171129a">{{cite web |last1=Landau |first1=Elizabeth |last2=Zubritsky |first2=Elizabeth |title=Exoplanet Has Smothering Stratosphere Without Water |url=https://www.jpl.nasa.gov/news/news.php?feature=7012 |date=29 November 2017 |work=[[美国国家航空航天局|NASA]] |accessdate=29 November 2017 ||}}</ref>。
[[File:PIA22087-Exoplanet-Wasp18b-COinStratosphere-20171129.jpg|thumb|center|300px|<center>天文学家在WASP-18b的[[平流層]]中发现大量[[一氧化碳]]示意圖<ref name="NASA-20171129a">{{cite web |last1=Landau |first1=Elizabeth |last2=Zubritsky |first2=Elizabeth |title=Exoplanet Has Smothering Stratosphere Without Water |url=https://www.jpl.nasa.gov/news/news.php?feature=7012 |date=29 November 2017 |work=[[美国国家航空航天局|NASA]] |accessdate=29 November 2017 }}</ref>。
</center>]]
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