50000 Quaoar: Perbedaan antara revisi
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{{Infobox planet
| minorplanet = yes
| name = 50000 Quaoar
|symbol = [[Berkas:Quaoar symbol (bold).svg|24px]]
| background = #C2E0FF
| image = Quaoar PRC2002-17e.jpg
| image_size =
| caption = Gambar Quaoar yang diambil dari [[Teleskop Luar Angkasa Hubble]] pada tahun 2002
| discovery_ref = <ref name="MPC-object" />
| discoverer = [[Chad Trujillo|C. Trujillo]]<br />[[Michael E. Brown|M. E. Brown]]
| discovery_site = [[Palomar Observatory|Palomar Obs.]]
| discovered = 6 Juni 2002
| earliest_precovery_date = 25 Mei 1954
| mpc_name = (50000) Quaoar
| alt_names = {{mp|2002 LM|60}}
| pronounced = {{IPAc-en|ˈ|k|w|ɑː|w|ɑːr}}{{efn|name=dict-def}}
| named_after = [[Quaoar (mythology)|Quaoar]] <ref name="springer" /><br />{{small|(deity of the [[Tongva people]])}}
| mp_category = [[Objek Trans-Neptunus]] <ref name="jpldata" />
| orbit_ref = <ref name="jpldata" />
| epoch = 27 April 2019 ([[Hari Julian]] 2458600.5)
| uncertainty = 3
| observation_arc = 64.044 hari (23,376 hari)
| aphelion = 43.6916 [[Satuan astronomi|AU]]
| perihelion = 41.9635 AU
| semimajor = 43.6916 AU
| eccentricity = 0.0396
| period = 288.81 [[Tahun Julian(astronomi)|tahun]] (105,416 [[Hari|h]])
| mean_anomaly = 300.7086[[Derajat (sudut)|°]]
| mean_motion = {{Deg2DMS|.003413|sup=ms}} / hari
| inclination = 7.9881°
| asc_node = 188.8372°
| arg_peri = 146.4064°
| satellites = 1 {{small|([[Weywot (satelit)|Weywot]]; [[Diameter|D]]: {{val|81|11|u=km}})}}<ref name="IAUC" />
| mean_diameter = {{val|1110|5|u=km}} <ref name="Braga-Ribas-2013" /><br />{{val|1074|38|u=km}}<ref name="Fornasier-2013" />
| mean_radius = {{val|555|2.5|u=km}} <ref name="Braga-Ribas-2013" />
| flattening = {{val|0.0897|0.006}}<ref name="Braga-Ribas-2013" />
| mass = {{val|1.4|0.1|e=21|u=kg}}<ref name="Fornasier-2013" /><ref name=Fraser-2013/><br />0.12 Massa [[Eris (planet katai)|Eris]] <ref name="Fraser-2010" />
| density = {{val|1.99|0.46|u=g/cm3}}<ref name="Braga-Ribas-2013" /><br />{{val|2.18|0.43|0.36|ul=g/cm3}}<ref name="Fornasier-2013" />
|surface_grav = ≈ 0.3 m/s<sup>2</sup>
|escape_velocity = ≈ {{V2|1.4|555|2}} m/s
| spectral_type = ([[Objek Trans-Neptunus#Warna|cukup merah]])<br />[[Indeks warna asteroid|B–V]] {{=}}{{val|0.94|0.01}}<ref name="Tegler-2007" /><br />[[Indeks warna asteroid|V−R]] {{=}} {{val|0.64|0.01}}<ref name="Tegler-2007" />
| albedo = {{val|0.109|0.007}}<ref name="Braga-Ribas-2013" />
| rotation = {{val|17.6788|u=j}}<ref name="lcdb" />
| magnitude = 19.3<ref name=AstDys />
| abs_magnitude = {{val|2.82|0.06}}<ref name="Braga-Ribas-2013" /><br />2.4<ref name="jpldata" />
}}
'''50000 Quaoar''' adalah [[objek trans-Neptunus]] biner dan kandidat [[planet kerdil]] yang mengorbit [[Matahari]] di [[sabuk Kuiper]]. Ia ditemukan pada tanggal [[4 Juni]] [[2002]] oleh astronom [[Chad Trujillo]] dan [[Michael E. Brown|Michael Brown]] di [[California Institute of Technology]], dari gambar diperoleh [[Teleskop Oschin Samuel]] di [[Observatorium Palomar]].
== Catatan ==
{{notelist|notes=
{{efn|name=dict-def|Brown's website<ref>[https://web.archive.org/web/20060907110231/http://www.gps.caltech.edu/~chad/quaoar/ Frequently Asked Questions About Quaoar]</ref> gives a three-syllable pronunciation, {{IPAc-en|ˈ|k|w|ɑː|oʊ|w|ɑːr}}, as an approximation of the Tongva pronunciation {{IPA-azc|ˈkʷaʔuwar|}}. However, his students pronounce it with two syllables, {{IPAc-en|ˈ|k|w|ɑː|w|ɑːr}}, reflecting the usual English spelling and pronunciation of the deity, ''Kwawar''.<ref>E. L. Schaller, M. E. Brown, "Detection of Additional Members of the Haumea Collisional Family via Infrared Spectroscopy". AAS DPS conference, 13 Oct. 2008; also [http://365daysofastronomy.org/2009/03/31/march-31st/ podcast: Dwarf Planet Haumea (Darin Ragozzine)] at 3′18″</ref>
}}
}}
== Referensi ==
{{Reflist|30em|refs=
<ref name="jpldata">{{cite web
|type = 2018-05-25 last obs.
|title = JPL Small-Body Database Browser: 50000 Quaoar (2002 LM60)
|url = https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2050000
|publisher = [[Jet Propulsion Laboratory]]
|accessdate = 27 February 2018}}</ref>
<ref name="springer">{{cite book
|title = Dictionary of Minor Planet Names – (50000) Quaoar
|last = Schmadel | first = Lutz D.
|publisher = [[Springer Berlin Heidelberg]]
|page = 895
|date = 2007
|isbn = 978-3-540-00238-3
|doi = 10.1007/978-3-540-29925-7_10041 |chapter = (50000) Quaoar }}</ref>
<ref name="MPC-object">{{cite web
|title = 50000 Quaoar (2002 LM60)
|work = Minor Planet Center
|url = https://www.minorplanetcenter.net/db_search/show_object?object_id=50000
|accessdate = 30 November 2017}}</ref>
<ref name="lcdb">{{cite web
|title = LCDB Data for (50000) Quaoar
|publisher = Asteroid Lightcurve Database (LCDB)
|url = http://www.minorplanet.info/PHP/GenerateALCDEFPage_Local.php?AstInfo=50000%7CQuaoar
|accessdate = 30 November 2017
|archive-date = 2019-01-11
|archive-url = https://web.archive.org/web/20190111175640/http://www.minorplanet.info/PHP/GenerateALCDEFPage_Local.php?AstInfo=50000%7CQuaoar
|dead-url = yes
}}</ref>
<ref name="Fraser-2013">{{Cite journal
|first1 = Wesley C. |last1 = Fraser
|first2 = Konstantin |last2 = Batygin
|first3 = Michael E. |last3 = Brown
|first4 = Antonin |last4 = Bouchez
|date = January 2013
|title = The mass, orbit, and tidal evolution of the Quaoar-Weywot system
|url = https://docs.google.com/viewerng/viewer?url=https://pdfslide.net/google-reader?url%3D546008b3749f35a796018ebe5f5a7d47a5eba986dc3afc0a67abba8105e79bcbbba1160d33298f6dc057d6cfc0a9583d282cf0a0cee7b9e7b640aec0ec477732tJZMs8wOhogiSzJQYCpDof6us9zAhkXPnmP2vvIrqFiO0i9XHUM58ekmbQO5PU9ju85KMmXRA+wB7iiBU7370DehYF/Nsahd1QdkpKs58I40RhVxaW6azHZ/BQJRWsK1
|journal = Icarus
|volume = 222
|issue = 1
|pages = 357–363
|bibcode = 2013Icar..222..357F
|doi = 10.1016/j.icarus.2012.11.004
|arxiv = 1211.1016}}</ref>
<ref name=AstDys>{{cite web
|title=AstDys (50000) Quaoar Ephemerides
|publisher=Department of Mathematics, University of Pisa, Italy
|url=https://newton.spacedys.com/astdys/index.php?pc=1.1.3.0&n=Quaoar
|accessdate=2009-03-16}}</ref>
<ref name="Tegler-2007">{{cite web
|title = Kuiper Belt Object Magnitudes and Surface Colors
|last = Tegler
|first = Stephen C.
|date = 1 February 2007
|url = http://www.physics.nau.edu/~tegler/research/survey.htm
|accessdate = 27 February 2018
|archive-url = https://web.archive.org/web/20060901063349/http://www.physics.nau.edu/~tegler/research/survey.htm
|archive-date = 2006-09-01
|url-status = dead}}</ref>
<ref name="Fraser-2010">{{Cite journal
|first1 = Wesley C. |last1 = Fraser
|first2 = Michael E. |last2 = Brown
|date = May 2010
|title = Quaoar: A Rock in the Kuiper Belt
|journal = The Astrophysical Journal
|volume = 714
|issue = 2
|pages = 1547–1550
|bibcode = 2010ApJ...714.1547F
|doi = 10.1088/0004-637X/714/2/1547
|arxiv = 1003.5911}}</ref>
<ref name="Fornasier-2013">{{Cite journal
|display-authors = 6
|first1 = S. |last1 = Fornasier
|first2 = E. |last2 = Lellouch
|first3 = T. |last3 = Müller
|first4 = P. |last4 = Santos-Sanz
|first5 = P. |last5 = Panuzzo
|first6 = C. |last6 = Kiss
|first7 = T. |last7 = Lim
|first8 = M. |last8 = Mommert
|first9 = D. |last9 = Bockelée-Morvan
|first10 = E. |last10 = Vilenius
|first11 = J. |last11 = Stansberry
|first12 = G. P. |last12 = Tozzi
|first13 = S. |last13 = Mottola
|first14 = A. |last14 = Delsanti
|first15 = J. |last15 = Crovisier
|first16 = R. |last16 = Duffard
|first17 = F. |last17 = Henry
|first18 = P. |last18 = Lacerda
|first19 = A. |last19 = Barucci
|first20 = A. |last20 = Gicquel
|date = July 2013
|title = TNOs are Cool: A survey of the trans-Neptunian region. VIII. Combined Herschel PACS and SPIRE observations of nine bright targets at 70-500 ''µ''m
|url = http://adsabs.harvard.edu/cgi-bin/bib_query?bibcode=2013A&A...555A..15F
|journal = Astronomy and Astrophysics
|volume = 555
|page = 22
|bibcode = 2013A&A...555A..15F
|doi = 10.1051/0004-6361/201321329
|arxiv = 1305.0449v2
|access-date= 27 February 2018}}</ref>
<ref name="IAUC">{{cite web
|first = Daniel W. E. |last = Green
|title = Satellites of 2003 AZ_84, (50000), (55637), and (90482)
|url = http://www.cbat.eps.harvard.edu/iauc/08800/08812.html#Item1
|date = 22 February 2007
|work = International Astronomical Union Circular
|publisher = Central Bureau for Astronomical Telegrams
|issue = 8812
|pages = 1
|bibcode = 2007IAUC.8812....1B
|archiveurl = https://web.archive.org/web/20110719205520/http://www.cbat.eps.harvard.edu/iauc/08800/08812.html
|archivedate= 19 July 2011
|url-status = live}}</ref>
<ref name="Braga-Ribas-2013">{{cite journal
|display-authors = 6
|first1 = F. |last1 = Braga-Ribas
|first2 = B. |last2 = Sicardy
|first3 = J. L. |last3 = Ortiz
|first4 = E. |last4 = Lellouch
|first5 = G. |last5 = Tancredi
|first6 = J. |last6 = Lecacheux
|first7 = R. |last7 = Vieira-Martins
|first8 = J. I. B. |last8 = Camargo
|first9 = M. |last9 = Assafin
|first10 = R. |last10 = Behrend
|first11 = F. |last11 = Vachier
|first12 = F. |last12 = Colas
|first13 = N. |last13 = Morales
|first14 = A. |last14 = Maury
|first15 = M. |last15 = Emilio
|first16 = A. |last16 = Amorim
|first17 = E. |last17 = Unda-Sanzana
|first18 = S. |last18 = Roland
|first19 = S. |last19 = Bruzzone
|first20 = L. A. |last20 = Almeida
|first21 = C. V. |last21 = Rodrigues
|first22 = C. |last22 = Jacques
|first23 = R. |last23 = Gil-Hutton
|first24 = L. |last24 = Vanzi
|first25 = A. C. |last25 = Milone
|first26 = W. |last26 = Schoenell
|first27 = R. |last27 = Salvo
|first28 = L. |last28 = Almenares
|first29 = E. |last29 = Jehin
|first30 = J. |last30 = Manfroid
|first31 = S. |last31 = Sposetti
|first32 = P. |last32 = Tanga
|first33 = A. |last33 = Klotz
|first34 = E. |last34 = Frappa
|first35 = P. |last35 = Cacella
|first36 = J. P. |last36 = Colque
|first37 = C. |last37 = Neves
|first38 = E. M. |last38 = Alvarez
|first39 = M. |last39 = Gillon
|first40 = E. |last40 = Pimentel
|first41 = B. |last41 = Giacchini
|first42 = F. |last42 = Roques
|first43 = T. |last43 = Widemann
|last44 = Magalhã
|first45 = V. S. |last45 = es
|first46 = A. |last46 = Thirouin
|first47 = R. |last47 = Duffard
|first48 = R. |last48 = Leiva
|first49 = I. |last49 = Toledo
|first50 = J. |last50 = Capeche
|first51 = W. |last51 = Beisker
|first52 = J. |last52 = Pollock
|last53 = Cedeñ
|last54 = o Montañ
|first55 = C. E. |last55 = a
|first56 = K. |last56 = Ivarsen
|first57 = D. |last57 = Reichart
|first58 = J. |last58 = Haislip
|first59 = A. |last59 = Lacluyze
|date = August 2013
|title = The Size, Shape, Albedo, Density, and Atmospheric Limit of Transneptunian Object (50000) Quaoar from Multi-chord Stellar Occultations
|url = https://iopscience.iop.org/article/10.1088/0004-637X/773/1/26/pdf
|journal = The Astrophysical Journal
|volume = 773
|issue = 1
|page = 13
|bibcode = 2013ApJ...773...26B
|doi = 10.1088/0004-637X/773/1/26
|access-date= 27 February 2018}}</ref>
}}
{{Commonscat|Quaoar}}
{{CentaurTNO-stub}}
[[Kategori:Objek trans-Neptunus]]
[[Kategori:Objek astronomi yang ditemukan tahun 2002|20020606]]
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