Io (muin)

Io
True-colour image taken bi the Galileo orbiter
Galileo spacecraft true-colour image o Io. The dark spot juist left o the center is the eruptin volcano Prometheus. The whitish plains on either side o it are coatit wi volcanically depositit sulfur dioxide frost, whauras the yellaer regions conteen a heicher proportion o sulfur.
Discovery
Discovered biGalileo Galilei
Discovery date8 Januar 1610[1]
Designations
Alternative names
Jupiter I
AdjectivesIonian
Orbital chairactereestics
Periapsis420000 km (0.002807 AU)
Apoapsis423400 km (0.002830 AU)
Mean orbit radius
421700 km (0.002819 AU)
Eccentricity0.0041
1.769137786 d (152853.5047 s, 42.45930686 h)
17.334 km/s
Inclination0.05° (to Jupiter's equator)
2.213° (tae the ecliptic)
Satellite oJupiter
Pheesical chairacteristics
Dimensions3,660.0 × 3,637.4 × 3,630.6 km[2]
Mean radius
1821.6±0.5 km (0.286 Earths)[3]
41910000 km2 (0.082 Earths)
Vollum2.53×1010 km3 (0.023 Earths)
Mass(8.931938±0.000018)×1022 kg (0.015 Earths)[3]
Mean density
3.528±0.006 g/cm3[3]
1.796  (0.183 g)
2.558 km/s
synchronous
Equatorial rotation velocity
271 km/h
Albedo0.63±0.02[3]
Surface temp.minmeanmax
Surface90 K110 K130 K[5]
5.02 (opposition)[4]
Atmosphere
Surface pressur
trace
Composeetion bi vollum90% sulfur dioxide

Io is the innermaist o the fower Galilean muins o the planet Jupiter.

  • references

References

  1. Blue, Jennifer (9 November 2009). "Planet and Satellite Names and Discoverers". USGS. 
  2. Thomas, P. C.; et al. (1998). "The Shape of Io from Galileo Limb Measurements". Icarus. 135 (1): 175–180. 1998Icar..135..175T. 10.1006/icar.1998.5987. 
  3. 3.0 3.1 3.2 3.3 Yeomans, Donald K. (13 July 2006). "Planetary Satellite Physical Parameters". JPL Solar System Dynamics. 
  4. "Classic Satellites of the Solar System". Observatorio ARVAL. Retrieved 28 September 2007. 
  5. Rathbun, J. A.; Spencer, J.R.; Tamppari, L.K.; Martin, T.Z.; Barnard, L.; Travis, L.D. (2004). "Mapping of Io's thermal radiation by the Galileo photopolarimeter-radiometer (PPR) instrument". Icarus. 169 (1): 127–139. 2004Icar..169..127R. 10.1016/j.icarus.2003.12.021. 
Other Languages
Afrikaans: Io (maan)
Alemannisch: Io (Mond)
العربية: آيو (قمر)
asturianu: Ío (lluna)
azərbaycanca: İo
تۆرکجه: آیو (قمر)
беларуская: Іо (спадарожнік)
беларуская (тарашкевіца)‎: Іо (спадарожнік Юпітэра)
български: Йо (спътник)
brezhoneg: Io (loarenn)
bosanski: Ija (satelit)
Mìng-dĕ̤ng-ngṳ̄: Io (ôi-sĭng)
corsu: Io
čeština: Io (měsíc)
Чӑвашла: Ио (спутник)
Cymraeg: Io (lloeren)
dansk: Io (måne)
Deutsch: Io (Mond)
Ελληνικά: Ιώ (δορυφόρος)
English: Io (moon)
Esperanto: Ioo (luno)
español: Ío (satélite)
eesti: Io (kuu)
euskara: Io
فارسی: آیو (قمر)
suomi: Io (kuu)
français: Io (lune)
Gaeilge: Io (gealach)
galego: Ío (lúa)
עברית: איו (ירח)
हिन्दी: आयो (उपग्रह)
hrvatski: Ija (mjesec)
magyar: Ió (hold)
Հայերեն: Իո (արբանյակ)
Bahasa Indonesia: Io
íslenska: Íó (tungl)
italiano: Io (astronomia)
日本語: イオ (衛星)
ქართული: იო
қазақша: Ио (серік)
한국어: 이오 (위성)
Кыргызча: Ио
Lëtzebuergesch: Io (Mound)
лезги: Ио
lietuvių: Ijo (palydovas)
latviešu: Jo (pavadonis)
македонски: Ија (месечина)
മലയാളം: അയോ
монгол: Ио (дагуул)
Bahasa Melayu: Io (bulan)
Mirandés: Io
Plattdüütsch: Io (Maand)
Nederlands: Io (maan)
norsk nynorsk: Jupitermånen Io
norsk: Io (måne)
occitan: Io (luna)
پنجابی: آئیو
português: Io (satélite)
română: Io (satelit)
русский: Ио (спутник)
sicilianu: Io (satèlliti)
سنڌي: آيو
srpskohrvatski / српскохрватски: Io (mjesec)
සිංහල: අයෝ
Simple English: Io (moon)
slovenčina: Io (mesiac)
slovenščina: Io (luna)
српски / srpski: Ија (сателит)
svenska: Io (måne)
тоҷикӣ: Ио (радиф)
Tagalog: Io (buwan)
Türkçe: İo (uydu)
татарча/tatarça: Ио (иярчен)
українська: Іо (супутник)
Tiếng Việt: Io (vệ tinh)
Winaray: Io (bulan)
吴语: 木卫一
中文: 木卫一
文言: 木衛一
Bân-lâm-gú: Io (oē-chheⁿ)
粵語: 木衛一