90482 Orkas: Skirtumas tarp puslapio versijų
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Eilutė 1:
{{Šaltiniai|neturi_nuo=2009 m. sausio|nuo=2020 m. lapkričio}}
{{otheruses|Orkas}}
{{Planeta|90482 Orkas|[[Vaizdas:Orcus art.png|250px|90482 Orkas]]|7191 170 000|48,07|4528 330 000|7191 170 000|0,227 18|89552 d.<br />245,18 m.|||||
'''90482 Orkas''' (buvęs laikinas pavadinimas – '''2004 DW''') – [[Koiperio juosta|Koiperio juostos]] objektas, greičiausiai [[nykštukinė planeta]].<ref name="brown2018">{{cite journal |last1=Brown|first1=Michael E.|last2=Butler|first2=Bryan J.|title=Medium-sized satellites of large Kuiper belt objects|journal=The Astronomical Journal|volume=156|issue=4|pages=164|date=22January 2018|arxiv=1801.07221|doi=10.3847/1538-3881/aad9f2}}</ref> Atrasta [[Michael Brown]], [[Chad Trujillo]] ir [[David Rabinowitz]] [[2004]] m. [[vasario 17]] d.<ref name="jpldata">{{cite web|type = 2020-01-04 last obs.|title = JPL Small-Body Database Browser: 90482 Orcus (2004 DW)|url = http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2090482|publisher = Jet Propulsion Laboratory|date = 29 January 2020|accessdate = 20 February 2020}}</ref> Turi vieną žinomą didelį palydovą – [[Vanta (palydovas)|Vantą]].
eilutė 20 ⟶ 18:
=== Dydis ir ryškumas ===
Orko [[absoliutinis ryškis]] yra apie 2,3.<ref name="TNOsCool8"/> [[Spitzer kosminis teleskopas|Spitzer kosminio teleskopo]] tolimosios srities [[Infraraudonieji spinduliai|infraraudonųjų spindulių]] ir [[Herschel kosminė observatorija|Herschel kosminio teleskopo]] su dar ilgesnėmis bangomis atpažinimas apibrėžė Orko skersmenį ties {{nowrap|
|title=The Path to Defining Planets
|first=Owen |last=Gingerich |author-link=Owen Gingerich
|work=Harvard-Smithsonian Center for Astrophysics and IAU EC Planet Definition Committee chair
|date=16 August 2006
|url=https://www.iau.org/static/publications/ga_newspapers/20060812.pdf
|accessdate=13 March 2007
|page=4 <!-- Series 3 -->}}</ref> tačiau [[Tarptautinė astronomų sąjunga]] jo oficialiai kaip tokio dar nepripažino.<ref name="IAUplanetnames">{{cite web|url=http://planetarynames.wr.usgs.gov/Page/Planets#DwarfPlanets|title=Planetary Names: Planet and Satellite Names and Discoverers|work=Gazetteer of Planetary Nomenclature|publisher=International Astronomical Union (Working Group for Planetary System Nomenclature)|accessdate=10 June 2012}}</ref><ref>{{cite web |title=List of Dwarf Planets |url=http://solarsystem.nasa.gov/planets/profile.cfm?Object=Dwarf&Display=Sats |author=NASA |accessdate=9 June 2012 |archive-url=https://web.archive.org/web/20120504013756/http://solarsystem.nasa.gov/planets/profile.cfm?Object=Dwarf&Display=Sats |archive-date=4 May 2012 |url-status=dead }}</ref>
=== Masė ir tankis ===
eilutė 44 ⟶ 49:
== Šaltiniai ==
{{Išn}}
<ref name="TNOsCool8">{{cite journal|first=S.|last=Fornasier |first2=E. |last2=Lellouch |first3=T. |last3=Müller, P. |display-authors=etal |date=2013|arxiv=1305.0449v2|title=TNOs are Cool: A survey of the trans-Neptunian region. VIII. Combined Herschel PACS and SPIRE observations of 9 bright targets at 70–500 ''µ''m.|journal=Astronomy & Astrophysics|volume=555|pages=A92|doi=10.1051/0004-6361/201321329
|bibcode = 2013A&A...555A..15F }}</ref>
<ref name="tnoalbedo">
{{cite web
| date = 17 September 2008
| title = TNO/Centaur diameters and albedos
| publisher = Johnston's Archive
| author = Wm. Robert Johnston
| url = http://www.johnstonsarchive.net/astro/tnodiam.html
| accessdate = 17 October 2008
| archiveurl= https://web.archive.org/web/20081022223827/http://www.johnstonsarchive.net/astro/tnodiam.html
| archivedate= 22 October 2008
| url-status= live
}}
</ref>
<ref name="Brown2010">
{{cite journal
| last = Brown
| first = M.E.
|author2= Ragozzine, D.|author3= Stansberry, J.|author4= Fraser, W.C.
| title = The size, density, and formation of the Orcus-Vanth system in the Kuiper belt
| journal = The Astronomical Journal
| volume = 139
| issue = 6
| pages = 2700–2705
| date = 2010
| doi = 10.1088/0004-6256/139/6/2700
| arxiv = 0910.4784
| bibcode = 2010AJ....139.2700B
}}
</ref>
<ref name="Sickafoose2018">{{cite journal
|first1=A.A.|last1=Sickafoose
|first2=A.S.|last2=Bosh
|first3=S.E.|last3=Levine
|first4=C.A.|last4=Zuluaga
|first5=A.|last5=Genade
|first6=K.|last6=Schindler
|first7=T.A.|last7=Lister
|first8=M.J.|last8=Person
|title=A stellar occultation by Vanth, a satellite of (90482) Orcus
|journal=Icarus
|volume=319
|pages=657–668
|date=21 October 2018
|arxiv=1810.08977
|doi=10.1016/j.icarus.2018.10.016|bibcode=2019Icar..319..657S
}}</ref>
{{Commonscat|90482 Orcus}}
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