 |
| Orbital Period: |
687 days (1.88 years) |
| Synodic Period: |
780 days |
| Period of Axial Rotation: |
24 hours, 37 minutes |
| Greatest Latitude: |
6° 51' |
| Mean Motion: |
31' 27" |
| Diameter: |
4217 miles (6787 km) |
| Volume (Earth = 1): |
0.15 |
| Mass (Earth = 1): |
0.107 |
| Density (water = 1): |
3.94 |
| Surface Gravity (Earth = 1): |
0.38 |
| Distance from Sun: |
140 million miles (230 million km) |
| Distance from Earth |
35 - 248 million miles |
| Temperature: |
From -87° to 17° C (-189° to 63° F) |
| Greatest Magnitude: |
-2.8 |
| Number of Satellites: |
2 |
| Atmosphere: |
Very thin, mainly carbon dioxide with nitrogen and argon (traces of oxygen, krypton, neon, carbon monoxide, xenon and water vapour) |
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http://www.skyscript.co.uk
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