آيو: جي ورجائن ۾ تفاوت

نيويگيشن ڏانھن ٽپ ڏيو ڳولا ڏانھن هلو
٣٬٦٢٠ بائيٽون واڌ ،  ٣ سال پهرين
سنوار جو تَتُ ڪونھي
سنوار جو تَتُ ڪونهي
ٽيگَ: موبائل سنوار موبائل ويب سنوار
سنوار جو تَتُ ڪونهي
ٽيگَ: موبائل سنوار موبائل ويب سنوار
{{Infobox planet
[[File:Io highest resolution true color.jpg]]
| name = Io
| alt_names = Jupiter I
| adjectives = Ionian
[[File:| image = Io highest resolution true color.jpg]]
| image_alt = True-color image taken by the ''Galileo'' orbiter
| caption = ''[[Galileo (spacecraft)|Galileo]]'' spacecraft true-color image of Io. The dark spot just left of the center is the erupting volcano [[Prometheus (volcano)|Prometheus]]. The whitish plains on either side of it are coated with volcanically deposited [[sulfur dioxide]] frost, whereas the yellower regions contain a higher proportion of [[sulfur]].
| bgcolour = #a0ffa0
| discoverer = [[Galileo Galilei]]
| discovered = 8 January 1610<ref name="IAUMoonDiscoveries"/>
| pronounced = {{IPAc-en|ˈ|aɪ|.|oʊ}}<ref>{{respell|EYE|oh}}, or as {{lang-el|Ἰώ}}</ref>
| mean_orbit_radius = {{val|421700|u=km}} ({{val|0.002819|ul=AU}})
| eccentricity = {{val|0.0041}}
| periapsis = {{val|420000|u=km}} ({{val|0.002807|u=AU}})
| apoapsis = {{val|423400|u=km}} ({{val|0.002830|u=AU}})
| period = {{val|1.769137786|u=d}} ({{val|152853.5047|u=s}}, {{val|42.45930686|u=h}})
| avg_speed = {{val|17.334|u=km/s}}
| inclination = 0.05° (to Jupiter's equator)<br />2.213° (to the [[ecliptic]])
| satellite_of = [[Jupiter]]
| mean_radius = {{val|1821.6|.5|u=km}} (0.286 Earths)<ref name="jplfact"/>
| dimensions = 3,660.0 × 3,637.4 × 3,630.6&nbsp;km<ref name="Thomas1998">{{cite journal |last=Thomas |first=P. C. |display-authors=etal |date=1998 |title=The Shape of Io from Galileo Limb Measurements |journal=Icarus |volume=135 |issue=1 |pages=175–180 |doi=10.1006/icar.1998.5987 |bibcode=1998Icar..135..175T}}
</ref>
| surface_area = {{val|41910000|u=km2}} (0.082 Earths)
| volume = {{val|2.53|e=10|u=km3}} (0.023 Earths)
| mass = {{val|8.931938|.000018|e=22|u=kg}} (0.015 Earths)<ref name="jplfact"/>
| density = {{val|3.528|.006|u=g/cm3}}<ref name="jplfact"/>
| surface_grav = {{val|1.796|ul=m/s2}} (0.183 [[g-force|g]])
| moment_of_inertia_factor = {{val|0.3755|0.0045}}<ref name="Showman1999">{{cite journal |title=The Galilean Satellites |journal=Science |last1=Showman |first1=Adam P. |last2=Malhotra |first2=Renu |volume=286 |issue=5437 |pages=77–84 |date=October 1999 |doi=10.1126/science.286.5437.77 |pmid=10506564}}</ref> (estimate)
| escape_velocity = 2.558&nbsp;km/s
| albedo = {{val|.63|.02}}<ref name="jplfact">{{cite web |last=Yeomans |first=Donald K. |date=13 July 2006 |title=Planetary Satellite Physical Parameters |publisher=JPL Solar System Dynamics |url=http://ssd.jpl.nasa.gov/?sat_phys_par}}</ref>
| magnitude = 5.02 ([[Opposition (astronomy)|opposition]])<ref name="magnitude">{{cite web |title=Classic Satellites of the Solar System |url=http://www.oarval.org/ClasSaten.htm |publisher=Observatorio ARVAL |date= |accessdate=28 September 2007 |archive-url=https://www.webcitation.org/61Cvx6xRx?url=http://www.oarval.org/ClasSaten.htm |archive-date=25 August 2011 |dead-url=yes}}</ref>
| rotation = [[synchronous rotation|synchronous]]
| rot_velocity = 271&nbsp;km/h
| temp_name1 = Surface
| min_temp_1 = 90&nbsp;[[Kelvin|K]]
| mean_temp_1 = 110&nbsp;[[Kelvin|K]]
| max_temp_1 = 130&nbsp;K<ref name="Rathbun2004">{{cite journal |last=Rathbun |first=J. A. |last2=Spencer |date=2004 |first2=J.R. |last3=Tamppari |first3=L.K. |last4=Martin |first4=T.Z. |last5=Barnard |first5=L. |last6=Travis |first6=L.D. |title=Mapping of Io's thermal radiation by the Galileo photopolarimeter-radiometer (PPR) instrument |journal=Icarus |volume=169 |issue=1 |pages=127–139 |url= |doi=10.1016/j.icarus.2003.12.021 |bibcode=2004Icar..169..127R}}
</ref>
| atmosphere = yes
| surface_pressure = 5 to 40 nbar
| atmosphere_composition = 90%&nbsp;[[sulfur dioxide]]
}}
 
 
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