367943 Duende: Perbedaan antara revisi

2012 DA₁₄
	Diagram 2012 DA14 melewati Bumi pada 15 Februari 2013
Penemuan
Ditemukan oleh	Observatorium OAM, La Sagra (J75); Reflektor 0,45-m
Tanggal penemuan	23 Februari 2012
Penamaan
Penamaan	2012 DA14
Kategori planet minor	Pra-2013: Apollo NEO; Setelah 15 Feb 2013: Aten
Ciri-ciri orbit
	Epos 30 Sep 2012
Aphelion	1,110 SA (Q)
Perihelion	0,8935 SA (q)
Sumbu semimayor	1,001 SA (a)
Eksentrisitas	0,1081
Periode orbit	366,2 hari
Anomali rata-rata	299,9° (M)
Inklinasi	10,33°
Bujur node menaik	147,2°
Argumen perihelion	270,0°
Ciri-ciri fisik
Dimensi	~50 meter (160 ft)
Periode rotasi	~6 jam
Pola spektrum	Tipe L
Magnitudo semu	7,2 (puncak 2013)
Magnitudo mutlak (H)	24,1

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2012 DA₁₄ adalah astroid dekat Bumi dengan diameter sebesar 50m dan massa sebesar 190.000 ton metrik.^[4] Asteroid ini ditemukan pada 23 Februari 2012 oleh Observatorio Astronómico de La Sagra di Granada, Spanyol,^[1] tujuh hari setelah melewati Bumi dari jarak 0,0174 SA (2.600.000 km; 1.620.000 mi).^[3] Berdasarkan perhitungan, pada 15 Februari 2013, jarak antara asteroid ini dengan Bumi adalah 0,0002276 SA (34.050 km; 21.160 mi).^[3] Asteroid ini melewati Bumi dari jarak 27.700 kilometer.^[2] Ini merupakan rekor untuk objek dengan ukuran seperti asteroid ini.^[2]

Referensi[sunting | sunting sumber]

^ ^a ^b "MPEC 2012-D51 : 2012 DA₁₄". IAU Minor Planet Center. 2012-02-24. Diakses tanggal 2012-03-05. (K12D14A)
^ ^a ^b ^c ^d Paul Chodas and Don Yeomans (February 1, 2013). "Asteroid 2012 DA₁₄ To Pass Very Close to the Earth on February 15, 2013". NASA/JPL Near-Earth Object Program Office. Diarsipkan dari versi asli tanggal 2015-04-06. Diakses tanggal 2013-02-01.
^ ^a ^b ^c ^d "JPL Close-Approach Data: (2012 DA₁₄)". 2013-02-13. Diakses tanggal 2013-02-14.
^ ^a ^b "Earth Impact Risk Summary: 2012 DA₁₄". NASA/JPL Near-Earth Object Program Office. Diarsipkan dari versi asli tanggal 2013-02-13. Diakses tanggal 2013-02-14.
^ ^a ^b Dr. Lance A. M. Benner (2013-01-13). "2012 DA₁₄ Goldstone Radar Observations Planning". NASA/JPL Asteroid Radar Research. Diakses tanggal 2013-01-15.
^ "2012 DA₁₄ Ephemerides for 15 February 2013". NEODyS (Near Earth Objects - Dynamic Site). Diakses tanggal 2013-01-10.

Pranala luar[sunting | sunting sumber]

Asteroid 2012 DA₁₄ to Safely Pass Earth (JPLnews video Feb 4, 2013)
Guide to Asteroid 2012 DA₁₄ Super Close Approach (Bruce Betts 2013/02/04 includes video)
Physical characteristics of 2012 DA₁₄, nasa.gov
http://neo.jpl.nasa.gov/risk/2012da14.html Diarsipkan 2013-02-13 di Wayback Machine., nasa.gov
http://www.clayobservatory.org/press-releases/student-led-team-to-offer-real-time-video-of-asteroid-2012-da14/ Diarsipkan 2013-04-14 di Archive.is (Clay Center Observatory, beginning 6 p.m. EST on Feb. 15th)
No, asteroid 2012 DA₁₄ will not hit us next year Diarsipkan 2012-03-06 di Wayback Machine., Bad Astronomy blog (Phil Plait, March 4, 2012)
Cool animation showing asteroid DA 14′s near miss next year Diarsipkan 2012-03-11 di Wayback Machine., Bad Astronomy blog (Phil Plait, March 8, 2012)
2012 DA₁₄ sparks asteroid fever (Astro Bob, March 6, 2012)
Near-miss asteroid will return next year Diarsipkan 2012-06-15 di Wayback Machine. (ESA – 15 March 2012)
http://www.oam.es/Asteroid_2012DA14.htm Diarsipkan 2012-03-24 di Wayback Machine. (Jaime Nomen and team – La Sagra Sky Survey) - includes animated discovery images
2012 DA₁₄ orbit calculation with a 3 day observation arc (mpml : February 26, 2012)
Meteoroid hazard to satellites comes overwhelmingly from the marbles, not the mountains (mpml : March 26, 2012)
Table of next close approaches (Sormano Astronomical Observatory)
SAEL - Small Asteroid Encounter List (Sormano Astronomical Observatory)

Artikel bertopik astronomi ini adalah sebuah rintisan. Anda dapat membantu Wikipedia dengan mengembangkannya.

[MPEC2012-D51-1] "MPEC 2012-D51 : 2012 DA₁₄". IAU Minor Planet Center. 2012-02-24. Diakses tanggal 2012-03-05. (K12D14A)

[news177-2] Paul Chodas and Don Yeomans (February 1, 2013). "Asteroid 2012 DA₁₄ To Pass Very Close to the Earth on February 15, 2013". NASA/JPL Near-Earth Object Program Office. Diarsipkan dari versi asli tanggal 2015-04-06. Diakses tanggal 2013-02-01.

[jpl-close-3] "JPL Close-Approach Data: (2012 DA₁₄)". 2013-02-13. Diakses tanggal 2013-02-14.

[EIRS-4] "Earth Impact Risk Summary: 2012 DA₁₄". NASA/JPL Near-Earth Object Program Office. Diarsipkan dari versi asli tanggal 2013-02-13. Diakses tanggal 2013-02-14.

[Goldstone-5] Dr. Lance A. M. Benner (2013-01-13). "2012 DA₁₄ Goldstone Radar Observations Planning". NASA/JPL Asteroid Radar Research. Diakses tanggal 2013-01-15.

[NEODyS2013-6] "2012 DA₁₄ Ephemerides for 15 February 2013". NEODyS (Near Earth Objects - Dynamic Site). Diakses tanggal 2013-01-10.

[1]

[2]

[3]

[4]

[5]

[6]

@@ Baris 3: / Baris 3: @@
 | bgcolour = #FFFFC0
 | name = {{mp|2012 DA|14}}
-| image = [[File:2012da14-news174.jpg|275px]]
+| image = [[Berkas:2012da14-news174.jpg|275px]]
 | caption = Diagram {{mp|2012 DA|14}} melewati Bumi pada 15 Februari 2013
 | discovery = yes
-| discovery_ref = <ref name="MPEC2012-D51" />
+| discovery_ref =<ref name="MPEC2012-D51" />
 | discoverer = Observatorium OAM, La Sagra ([[Daftar kode observatorium#J00-J99|J75]])<br>Reflektor 0,45-m
 | discovered = 23 Februari 2012
 | mp_name = {{mp|2012 DA|14}}
 | mp_category = Pra-2013: [[Daftar asteroid Apollo|Apollo]] [[Objek dekat Bumi|NEO]]<ref name="news177" /><br>Setelah 15 Feb 2013: [[asteroid aten|Aten]]<ref name="news177" />
-| orbit_ref = <ref name="jpl-close" />
+| orbit_ref =<ref name="jpl-close" />
 | epoch = 30 Sep 2012
 | aphelion = 1,110 [[Satuan Astronomi|SA]] (Q)
@@ Baris 29: / Baris 29: @@
 | abs_magnitude = 24,1<ref name="jpl-close" />
 }}
-'''2012 [[penamaan sementara dalam astronomi|DA<sub>14</sub>]]''' adalah [[astroid dekat Bumi]] dengan diameter sebesar 50m dan massa sebesar 190.000 [[ton metrik]].<ref name="EIRS" /> Asteroid ini ditemukan pada 23 Februari 2012 oleh [[Observatorio Astronómico de La Sagra]] di [[Granada]], [[Spanyol]],<ref name="MPEC2012-D51" /> tujuh hari setelah melewati Bumi dari jarak 0,0174 SA (2.600.000 km; 1.620.000 mi).<ref name="jpl-close" /> Berdasarkan perhitungan, pada 15 Februari 2013, jarak antara asteroid ini dengan Bumi adalah 0,0002276 SA (34.050 km; 21.160 mi).<ref name="jpl-close" /> Asteroid ini melewati Bumi dari jarak 27.700 kilometer.<ref name="news177" /> Ini merupakan rekor untuk objek dengan ukuran seperti asteroid ini.<ref name="news177" />
+'''2012 [[penamaan sementara dalam astronomi|DA<sub>14</sub>]]''' adalah [[astroid dekat Bumi]] dengan diameter sebesar 50m dan massa sebesar 190.000 [[ton metrik]].<ref name="EIRS" /> Asteroid ini ditemukan pada 23 Februari 2012 oleh [[Observatorio Astronómico de La Sagra]] di [[Granada]], [[Spanyol]],<ref name="MPEC2012-D51" /> tujuh hari setelah melewati Bumi dari jarak 0,0174 SA (2.600.000&nbsp;km; 1.620.000&nbsp;mi).<ref name="jpl-close" /> Berdasarkan perhitungan, pada 15 Februari 2013, jarak antara asteroid ini dengan Bumi adalah 0,0002276 SA (34.050&nbsp;km; 21.160&nbsp;mi).<ref name="jpl-close" /> Asteroid ini melewati Bumi dari jarak 27.700 kilometer.<ref name="news177" /> Ini merupakan rekor untuk objek dengan ukuran seperti asteroid ini.<ref name="news177" />
 == Referensi ==
 {{reflist|2
 | refs =
@@ Baris 39: / Baris 40: @@
   |publisher=NASA/JPL Near-Earth Object Program Office
   |url=http://neo.jpl.nasa.gov/risk/2012da14.html
-  |accessdate=2013-02-14}}</ref>
+  |accessdate=2013-02-14
+  |archive-date=2013-02-13
+  |archive-url=https://web.archive.org/web/20130213040413/http://neo.jpl.nasa.gov/risk/2012da14.html
+  |dead-url=yes
+  }}</ref>
 <ref name="MPEC2012-D51">{{cite web
@@ Baris 47: / Baris 52: @@
   |url=http://www.minorplanetcenter.net/mpec/K12/K12D51.html
   |accessdate=2012-03-05}} (K12D14A)</ref>
 <ref name="NEODyS2013">{{cite web
@@ Baris 73: / Baris 77: @@
   |title=Asteroid {{mp|2012 DA|14}} To Pass Very Close to the Earth on February 15, 2013
   |publisher=NASA/JPL Near-Earth Object Program Office
   |author=Paul Chodas and Don Yeomans
   |url=http://neo.jpl.nasa.gov/news/news177.html
-  |accessdate=2013-02-01}}</ref>
+  |accessdate=2013-02-01
+  |archive-date=2015-04-06
+  |archive-url=https://web.archive.org/web/20150406141506/http://neo.jpl.nasa.gov/news/news177.html
+  |dead-url=yes
+  }}</ref>
 }}
 == Pranala luar ==
-{{Commons category}}
+{{Commonscat|2012 DA14|367943 Duende}}
 * [http://www.youtube.com/watch?v=VsBUZy1ZCYQ Asteroid {{mp|2012 DA|14}} to Safely Pass Earth] (JPLnews video Feb 4, 2013)
 * [http://www.planetary.org/blogs/bruce-betts/20130203-Guide-to-2012-DA14.html Guide to Asteroid {{mp|2012 DA|14}} Super Close Approach] (Bruce Betts 2013/02/04 includes video)
 * [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2012+DA14;orb=1 Physical characteristics of {{mp|2012 DA|14}}], nasa.gov
-* [http://neo.jpl.nasa.gov/risk/2012da14.html {{mp|2012 DA|14}} Earth Impact Risk Summary], nasa.gov
+* http://neo.jpl.nasa.gov/risk/2012da14.html {{Webarchive|url=https://web.archive.org/web/20130213040413/http://neo.jpl.nasa.gov/risk/2012da14.html |date=2013-02-13 }}, nasa.gov
-* [http://www.clayobservatory.org/press-releases/student-led-team-to-offer-real-time-video-of-asteroid-2012-da14/ Real-time video of asteroid {{mp|2012 DA|14}} passing Earth] (Clay Center Observatory, beginning 6 p.m. EST on Feb. 15th)
+* http://www.clayobservatory.org/press-releases/student-led-team-to-offer-real-time-video-of-asteroid-2012-da14/ {{Webarchive|url=https://archive.today/20130414114809/http://www.clayobservatory.org/press-releases/student-led-team-to-offer-real-time-video-of-asteroid-2012-da14/ |date=2013-04-14 }} (Clay Center Observatory, beginning 6 p.m. EST on Feb. 15th)
-* [http://blogs.discovermagazine.com/badastronomy/2012/03/04/no-asteroid-2012-da14-will-not-hit-us-next-year/ No, asteroid {{mp|2012 DA|14}} will not hit us next year], Bad Astronomy blog ([[Phil Plait]], March 4, 2012)
+* [http://blogs.discovermagazine.com/badastronomy/2012/03/04/no-asteroid-2012-da14-will-not-hit-us-next-year/ No, asteroid {{mp|2012 DA|14}} will not hit us next year] {{Webarchive|url=https://web.archive.org/web/20120306223639/http://blogs.discovermagazine.com/badastronomy/2012/03/04/no-asteroid-2012-da14-will-not-hit-us-next-year/ |date=2012-03-06 }}, Bad Astronomy blog ([[Phil Plait]], March 4, 2012)
-* [http://blogs.discovermagazine.com/badastronomy/2012/03/08/cool-animation-showing-asteroid-da-14s-near-miss-next-year/ Cool animation showing asteroid DA 14′s near miss next year], Bad Astronomy blog (Phil Plait, March 8, 2012)
+* [http://blogs.discovermagazine.com/badastronomy/2012/03/08/cool-animation-showing-asteroid-da-14s-near-miss-next-year/ Cool animation showing asteroid DA 14′s near miss next year] {{Webarchive|url=https://web.archive.org/web/20120311034108/http://blogs.discovermagazine.com/badastronomy/2012/03/08/cool-animation-showing-asteroid-da-14s-near-miss-next-year/ |date=2012-03-11 }}, Bad Astronomy blog (Phil Plait, March 8, 2012)
 * [http://astrobob.areavoices.com/2012/03/06/2012-da14-sparks-asteroid-fever-plus-vesta-in-3-d {{mp|2012 DA|14}} sparks asteroid fever] (Astro Bob, March 6, 2012)
-* [http://www.esa.int/SPECIALS/SSA/SEMWTUAYLZG_0.html Near-miss asteroid will return next year] (ESA – 15 March 2012)
+* [http://www.esa.int/SPECIALS/SSA/SEMWTUAYLZG_0.html Near-miss asteroid will return next year] {{Webarchive|url=https://web.archive.org/web/20120615112927/http://www.esa.int/SPECIALS/SSA/SEMWTUAYLZG_0.html |date=2012-06-15 }} (ESA – 15 March 2012)
-* [http://www.oam.es/Asteroid_2012DA14.htm Discovery of {{mp|2012 DA|14}}] (Jaime Nomen and team – La Sagra Sky Survey) - includes animated discovery images
+* http://www.oam.es/Asteroid_2012DA14.htm {{Webarchive|url=https://web.archive.org/web/20120324110432/http://www.oam.es/Asteroid_2012DA14.htm |date=2012-03-24 }} (Jaime Nomen and team – La Sagra Sky Survey) - includes animated discovery images
 * [http://tech.groups.yahoo.com/group/mpml/message/26732 {{mp|2012 DA|14}} orbit calculation with a 3 day observation arc] (mpml : February 26, 2012)
 * [http://tech.groups.yahoo.com/group/mpml/message/26823 Meteoroid hazard to satellites comes overwhelmingly from the marbles, not the mountains] (mpml : March 26, 2012)
@@ Baris 96: / Baris 105: @@
 * [http://www.brera.mi.astro.it/sormano/sael.html SAEL - Small Asteroid Encounter List] (Sormano Astronomical Observatory)
-{{astronomi-stub}}
 [[Kategori:Asteroid]]
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+{{Astronomi-stub}}
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