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S/2020 S 7
Discovery 
Discovered byEdward Ashton, Brett J. Gladman, Jean-Marc Petit, Mike Alexandersen
Discovery date2020
Orbital characteristics
17,400,000  km (10,800,000 mi) [1]
Eccentricity0.558
-2.359 yr (861.70 d) [1]
Inclination161.5° (to the ecliptic)
Satellite of Saturn
Group Norse group
Physical characteristics
Mean diameter
3 km
16.8

S/2020 S 7 is a natural satellite of Saturn. Its discovery was announced by Edward Ashton, Brett J. Gladman, Jean-Marc Petit and Mike Alexandersen on May 10, 2023 from observations taken between July 1, 2019 and July 24, 2020. [2]

S/2020 S 7 is about 3 kilometers in diameter, and orbits Saturn at a distance of 17.236 Gm in 844.85 days, at an inclination of 160.8, orbits in retrograde direction and eccentricity of 0.558. [2] S/2020 S 7 belongs to the Norse group and it leads among the furthest moons from Saturn due to high eccentricity. [3]

References

  1. ^ a b c "Planetary Satellite Mean Elements". Jet Propulsion Laboratory. California Institute of Technology. Retrieved 10 May 2023.
  2. ^ a b c "MPEC 2023-J82 : S/2020 S 7". Minor Planet Electronic Circular. Minor Planet Center. Retrieved 10 May 2023.
  3. ^ a b "S/2020 S 7". Tilmann's Web Site. Tilmann Denk. Retrieved 25 December 2023.