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S/2020 S 7
Discovery
Discovered by	Edward Ashton, Brett J. Gladman, Jean-Marc Petit, Mike Alexandersen
Discovery date	2020
Orbital characteristics
Semi-major axis	17,400,000 km (10,800,000 mi)
Eccentricity	0.558
Orbital period (sidereal)	-2.359 yr (861.70 d)
Inclination	161.5° (to the ecliptic)
Satellite of	Saturn
Group	Norse group
Physical characteristics
Mean diameter	3 km
Absolute magnitude (H)	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

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