Dione (satelit): Perbedaan antara revisi
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{{otheruses4|satelit Saturnus|dewa dalam [[mitologi Yunani]]|Dione (mitologi)}}
{{Infobox planet
'''Dione''' ''(dye-oe'-nee)'' adalah sebuah [[satelit alami]] [[planet]] [[Saturnus]] yang ditemukan oleh [[Giovanni Domenico Cassini|Giovanni Cassini]] tahun [[1684]]<ref>Cassini, G. D.; [http://links.jstor.org/sici?sici=0260-7085%281686%2F1692%2916%3C79%3AAEOTJD%3E2.0.CO%3B2-J ''An Extract of the'' Journal Des Scavans. ''of'' April 22 st. N. 1686. ''Giving an account of two new'' Satellites ''of'' Saturn, ''discovered lately by Mr.'' Cassini ''at the Royal Observatory at'' Paris], Philosophical Transactions, Vol. 16 (1686-1692), pp. 79-85.<!--- This journal became the Philosophical Transactions of the Royal Society of London in 1775. Are there any earlier publications? Two years seems a long time... --->{{br}}</ref>. Satelit alami ini memiliki nama yang berasal dari mitologi [[Yunani]], dimana Diona dan [[Zeus]] membuat [[Aphrodite]].▼
| name = Dione
| alt_names = Saturn IV
| adjectives = Dionean
| image = Dione in natural light.jpg
| caption =
<!---
| image = Dione3 cassini big.jpg
| caption =
--->
| discoverer = [[Giovanni Domenico Cassini|Giovanni Cassini]]
| discovered = 21 Maret 1684
| semimajor = {{val|377396|u=km}} <!--Computed from period using the http://cfa-www.harvard.edu/iau/NatSats/NaturalSatellites.html µ value-->
| eccentricity = {{val|0.0022}}<ref name="exp.arc.nasa.gov">[http://exp.arc.nasa.gov/downloads/celestia/data/solarsys.ssc http://exp.arc.nasa.gov/downloads/celestia/data/solarsys.ssc] ''Exp.arc.nasa.gov'' Retrieved on 05-21-07 {{webarchive |url=https://web.archive.org/web/20050309115746/http://exp.arc.nasa.gov/downloads/celestia/data/solarsys.ssc |date=March 9, 2005 }}</ref>
| period = {{val|2.736915|u=d}}<ref name="exp.arc.nasa.gov" />
| inclination = 0.019° (ke equator Saturnus)
| satellite_of = [[Saturnus]]
| dimensions = 1128.8 × 1122.6 × 1119.2 km<ref>{{Cite book|title=Saturn from Cassini-Huygens|url=https://doi.org/10.1007/978-1-4020-9217-6_24|publisher=Springer Netherlands|date=2009|location=Dordrecht|isbn=9781402092176|pages=763–781|doi=10.1007/978-1-4020-9217-6_24|language=en|first=Th.|last=Roatsch|first2=R.|last2=Jaumann|first3=K.|last3=Stephan|first4=P. C.|last4=Thomas|editor-first=Michele K.|editor-last=Dougherty|editor-first2=Larry W.|editor-last2=Esposito|editor-first3=Stamatios M.|editor-last3=Krimigis}}</ref>
| surface_area = {{val|3964776.51|u=km2}}<ref>{{Cite web|url=http://solarsystem.nasa.gov/planets/profile.cfm?Object=Sat_Dione&Display=Facts|title=Solar System Exploration: Planets: Saturn: Moons: Dione: Facts & Figures|date=2012-10-12|website=web.archive.org|access-date=2019-08-28|archive-date=2012-10-12|archive-url=https://web.archive.org/web/20121012084815/http://solarsystem.nasa.gov/planets/profile.cfm?Object=Sat_Dione&Display=Facts|dead-url=yes}}</ref>
| mean_diameter = {{val|1122.8|0.8|u=km}}
| mean_radius = {{val|561.4|0.4|u=km}}
| mass = {{val|1.095452|0.000168|e=21|u=kg}}<ref>{{Cite journal|last=Jacobson|first=R. A.|last2=Antreasian|first2=P. G.|last3=Bordi|first3=J. J.|last4=Criddle|first4=K. E.|last5=Ionasescu|first5=R.|last6=Jones|first6=J. B.|last7=Mackenzie|first7=R. A.|last8=Meek|first8=M. C.|last9=Parcher|first9=D.|date=2006-01|title=The Gravity Field of the Saturnian System from Satellite Observations and Spacecraft Tracking Data|url=https://iopscience.iop.org/article/10.1086/508812|journal=The Astronomical Journal|volume=132|issue=6|pages=2520–2526|doi=10.1086/508812|issn=0004-6256}}</ref>
(1.834{{e|-4}} Bumi)
| density = {{val|1.478|0.003|u=g/cm³}}
| surface_grav = 0.232 [[Percepatan|m/s<sup>2</sup>]]
| escape_velocity = {{V2|1.095|561.4|3}} km/s
| rotation = {{val|2.736915|u=d}} <br /> ([[Orbit sinkron|Sinkron]])
|''Teks miring'' axial_tilt = 0
| albedo = {{val|0.998|0.004}}<ref>{{Cite journal|last=Helfenstein|first=Paul|last2=Showalter|first2=Mark|last3=French|first3=Richard|last4=Verbiscer|first4=Anne|date=2007-02-09|title=Enceladus: Cosmic Graffiti Artist Caught in the Act|url=https://science.sciencemag.org/content/315/5813/815|journal=Science|language=en|volume=315|issue=5813|pages=815–815|doi=10.1126/science.1134681|issn=0036-8075|pmid=17289992}}</ref>
| magnitude = 10.4 <ref>{{Cite web|url=http://www.oarval.org/ClasSaten.htm|title=WebCite query result|website=www.webcitation.org|access-date=2019-08-27|archive-date=2018-09-17|archive-url=https://web.archive.org/web/20180917180550/http://www.oarval.org/ClasSaten.htm|dead-url=yes}}</ref>
| single_temperature = 87 K (−186 °C)
}}
▲'''Dione''' ''(dye-oe'-nee)'' adalah sebuah [[satelit alami]] [[planet]] [[Saturnus]] yang ditemukan oleh [[Giovanni Domenico Cassini|Giovanni Cassini]] tahun [[1684]].<ref>Cassini, G. D.; [http://links.jstor.org/sici?sici=0260-7085%281686%2F1692%2916%3C79%3AAEOTJD%3E2.0.CO%3B2-J ''An Extract of the'' Journal Des Scavans. ''of'' April 22 st. N. 1686. ''Giving an account of two new'' Satellites ''of'' Saturn, ''discovered lately by Mr.'' Cassini ''at the Royal Observatory at'' Paris], Philosophical Transactions, Vol. 16 (1686-1692), pp. 79-85.<!--- This journal became the Philosophical Transactions of the Royal Society of London in 1775. Are there any earlier publications? Two years seems a long time... --->{{br}}</ref>
== Referensi ==
{{reflist}}
{{astronomi-stub}}▼
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[[Kategori:Objek astronomi yang ditemukan tahun 1684]]
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