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Dione (buwan)
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Huwag ikalito sa 106 Dione.
Para sa ibang mga gamit, tingnan ang Dione.
Ang Dione ay isang buwan sa Saturn.
Agarang impormasyon Pagkatuklas, Natuklasan ni ...
![]() Dione viewed by Cassini just before its final close flyby on August 17, 2015 - Saturn and its rings are in the background. | |
Pagkatuklas | |
---|---|
Natuklasan ni | Giovanni Cassini |
Natuklasan noong | March 21, 1684 |
Designasyon | |
Ibang designasyon | Saturn IV |
Pang-uri | Dionean |
Orbital characteristics | |
Semi-major axis | 377396 km |
Eccentricity | 0.0022[1] |
Orbital period | 2.736915 d[1] |
Inclination | 0.019° (to Saturn's equator) |
Satellite of | Saturn |
Pisikal na katangian | |
Dimensiyon | 1128.8 × 1122.6 × 1119.2 km[2] |
Mean radius | 561.4±0.4 km[2] |
Pang-ibabaw na sukat | 3964776.51 km2[3] |
Mass | (1.095452±0.000168)×1021 kg[4] (3.28×10-4 Earths) |
Mean density | 1.478±0.003 g/cm³[2] |
Surface gravity | 0.233 m/s2 |
Escape velocity | 0.51 km/s |
Rotation period | 2.736915 d (synchronous) |
Axial tilt | zero |
Albedo | 0.998±0.004 (geometric)[5] |
Temperature | 87 K (−186°C) |
Apparent magnitude | 10.4 [6] |
Isara