Pandora (moon)
Appearance
Discovery | |
---|---|
Discovered by | Stewart A. Collins D. Carlson Voyager 1 |
Discovery date | October, 1980 |
Designations | |
MPC designation | Saturn XVII |
Pronunciation | /pænˈdɔːrə/ |
Named after | ΠανδώραPandōra |
Adjectives | Pandoran[1] |
Orbital characteristics [2] | |
EpochDecember 31, 2003 (JD2453005.5) | |
141720±10 km | |
Eccentricity | 0.0042 |
0.628504213d | |
Inclination | 0.050°±0.004°to Saturn's equator |
Satellite of | Saturn |
Physical characteristics | |
Dimensions | 103.0 × 79.0 × 63.0km (±0.6 × 0.6 × 0.4km)[3]: 2 |
Mean diameter | 80.0±0.6 km[3]: 2 |
Volume | 268990±860 km3[4]: 4 |
Mass | (1.357±0.002)×1017kg[b] |
Meandensity | 0.5045±0.0017 g/cm3[4]: 4 |
0.0022–0.0061 m/s2[3]: 3 | |
0.019 km/s at longest axis to 0.024 km/s at poles | |
synchronous | |
zero | |
Albedo | 0.6 |
Temperature | ≈ 78 K |
Pandorais amoonofSaturn.The moon was found in 1980 fromVoyager 1’s photo and named afterPandorainGreek mythology.It is the outershepherd satelliteof Saturn'sF ring,the inner satellite beingPrometheus.Pandora has manycratersin its surface.
List of photos
[change|change source]-
Photo taken byCassini–Huygens(September 2005).
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Pandora photo from theCassini probein 2005; therings of Saturnare in the background.
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Cassiniphoto of Pandora (June 3, 2010).
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Voyager 2photo of Pandora (August 1981).
Notes
[change|change source]- ↑This view was taken byCassini,during the spacecraft's close flyby on December 18, 2016. The image was taken from a distance of 40,500 kilometres (25,200 miles); the closest approach by the spacecraft during its 14-year tenure in the Saturn system.
- ↑Calculated from the standard gravitational parameterGM=(9.058±0.011)×10−3km3·s–2given by Lainey et al. (2023), divided by thegravitational constantG=6.6743×10−2km3·kg–1·s–2.[4]
Sources
[change|change source]{{Commons category|Pandora (moon)
- ↑Robert Kolvoord (1990)Saturn's F ring: imaging and simulation,p. 104
- ↑Spitale Jacobson et al. 2006.
- ↑3.03.13.2Thomas & Helfenstein 2020.
- ↑4.04.14.2Lainey et al. 2023.