Info

mean synodic period*

398.88 Earth days

mean orbital velocity

13.1 km/sec

equatorial radius**

71,492 km

polar radius**

66,854 km

mass

18.99 * 1026 kg

mean density

1.33 g/cm3

gravity**

2,312 cm/sec2

escape velocity

59.5 km/sec

rotation periods

0 0

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