"अम्ब्रिअल (उपग्रहः)" इत्यस्य संस्करणे भेदः

सम्पादनसारांशरहितः
{{Infobox planet
[[Image:PIA00040 Umbrielx2.47.jpg|thumb|right|200px|[[वॉयेजर द्वितीय]] यानात् १९८६ आव्दे गृहितं चित्रमिदम्]]
| name = अम्ब्रिअल
| alt_names = Uranus II
| pronounced = {{IPAc-en|ˈ|ʌ|m|b|r|i|ə|l}} {{respell|UM|bree-əl}}
| adjectives = Umbrielian
| image = [[File:PIA00040 Umbrielx2.47.jpg|250px]]
[[Image:PIA00040 Umbrielx2.47.jpg|thumb|right|200px| caption = [[वॉयेजर द्वितीय]] यानात् १९८६ आव्दे गृहितं चित्रमिदम्]]चित्रमिदम्।
| discovery = yes
| discoverer = [[William Lassell]]
| discovered = October 24, 1851
| semimajor = {{val|266000|u=km}}
| eccentricity = {{val|0.0039}}
| period = {{val|4.144|u=[[Day|d]]}}
| inclination = {{val|0.128|u=°}} (to Uranus's equator)
| satellite_of = [[Uranus]]
| physical_characteristics = yes
| mean_radius = {{val|584.7|2.8|u=km}} (0.092 Earths)
| surface_area = {{val|4296000|u=km2}} (0.008 Earths){{efn|name=surface area|Surface area derived from the radius ''r'' : <math>4\pi r^2</math>.}}
| volume = {{val|837300000|u=km3}} (0.0008 Earths){{efn|name=volume|Volume ''v'' derived from the radius ''r'' : <math>4\pi r^3/3</math>.}}
| mass = {{val|1.172|0.135|e=21|u=kg}} (2{{Esp|−4}} Earths)
| density = {{val|1.39|0.16|u=g/cm3}}
| surface_grav = {{Gr|1|dateform=mdy.172|584.7|2}} [[Acceleration|m/s<sup>2</sup>]] (~&nbsp;0.023 [[g-force|g]]){{efn|name=surface gravity|Surface gravity derived from the mass ''m'', the [[gravitational constant]] ''G'' and the radius ''r'' : <math>Gm/r^2</math>.}}
| escape_velocity = {{V2|1.172|584.7|2}} km/s{{efn|name=escape velocity|Escape velocity derived from the mass ''m'', the [[gravitational constant]] ''G'' and the radius ''r'' : <math>\sqrt{\frac{2Gm}{r}}</math>.}}
| rotation = presumed [[Synchronous rotation|synchronous]]
| axial_tilt = 0
| albedo =
{{plainlist |
* 0.26 (geometrical)
* 0.10 (Bond)
}}
| magnitude = 14.5 (V-band, opposition)
| temp_name1 = solstice
| mean_temp_1 = ≈&thinsp;75&nbsp;[[Kelvin|K]]
| max_temp_1 = 85&nbsp;K
| min_temp_1 = ?
| atmosphere = no
| surface_pressure = zero
| note = no
}}
'''अम्ब्रिअल''' [[अरुण (ग्रह)|अरुण]] (युरेनस) ग्रहस्य एक [[अरुणस्य प्राकृतिकः उपग्रहः|उपग्रहः]] अस्ति। अकारे इदं अरुणस्य तृतीय महान्तमोपग्रहः। अम्ब्रिअलस्य वर्ण अरुणस्य अन्य उपग्रहाणां विपरीत:। अस्य वर्ण गूढतम:।
 
==बाह्यसम्पर्कतन्तुः==
[[वर्ग्ः:ज्योतिःशास्त्रम्]]
* {{cite web | url = http://solarsystem.nasa.gov/planets/profile.cfm?Object=Ura_Umbriel | title = Umbriel Profile | publisher = NASA's Solar System Exploration | accessdate = 2009-10-10 }}
* {{cite journal | bibcode = 1851AN.....33..259L | title = Entdeckung von 2 neuen Uranus Trabanten | volume = 33 | issue = 17 | year = 1852 | pages = 259–262 | first = Herrn W. | last = Lassell | journal = Astronomische Nachrichten | language = German | doi = 10.1002/asna.18520331707 }}
* {{cite web | url = http://www.eso.org/public/news/eso0737/ | title = Edge-on! | publisher = [[Very Large Telescope]] | date = August 23, 2007 | accessdate = 2010-01-14 }}
* [http://www.solarviews.com/eng/umbriel.htm Umbriel page] (including a [http://www.solarviews.com/raw/uranus/umbmap1.jpg labelled map of Umbriel]) at ''Views of the Solar System''
* [http://planetarynames.wr.usgs.gov/Page/UMBRIEL/target Umbriel Nomenclature] from the [http://planetarynames.wr.usgs.gov/ USGS Planetary Nomenclature web site]
 
[[वर्ग्ःवर्गः:ज्योतिःशास्त्रम्]]
 
{{Link FA|fr}}
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