S / 2004 S 12

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S / 2004 S 12
Central body Saturn
Properties of the orbit
Major semi-axis 19,878,000 km
Periapsis 13,398,000 km
Apoapsis 26,358,000 km
eccentricity 0.3260
Orbit inclination 165.282 °
Orbital time 1046.19 d
Mean orbital velocity 1.34 km / s
Physical Properties
Albedo 0.04
Apparent brightness 24.8 mag
Medium diameter ≈ 5 km
Dimensions ≈ 1.5 × 10 14 kg
Medium density 2.30 g / cm 3
Acceleration of gravity on the surface ≈ 0 m / s 2
Escape speed ≈ 0 m / s
discovery
Explorer

David C. Jewitt , Scott S. Sheppard , Jan Kleyna , Brian G. Marsden

Date of discovery December 12, 2004

S / 2004 S 12 is one of the smaller outer moons of the planet Saturn .

discovery

The discovery of S / 2004 S 12 by David C. Jewitt , Scott S. Sheppard , Jan Kleyna and Brian G. Marsden on recordings from December 12, 2004 to March 9, 2005 was announced on May 3, 2005.

Orbit data

S / 2004 S 12 orbits Saturn on a retrograde eccentric orbit in around 1048 days and 13 hours. The eccentricity of the orbit is 0.396, with the orbit inclined at 164.04 ° to the ecliptic .

Structure and physical data

S / 2004 S 12 has a diameter of about 5 km.

Web links

further inside Saturn moons further outside
Erriapus
Semi- major axis  (km) S / 2004 S 12 17,402,800
Siarnaq