Click image for description | Orbital characteristics (Epoch
J2000) | Semi-major axis || 1,426,725,413 km| 9.537 070 32 AU |
Orbital circumference || 8.958 Tm| || 0.054 150 60 ||
1,349,467,375 km| 9.020 632 24 AU || 1,503,983,449 km| 10.053
508 40 AU | Orbital period || 10,757.7365 d| | Synodic period ||
378.09 d | Avg. Orbital Speed || 9.638 km/s | Max. Orbital Speed
|| 10.182 km/s | Min. Orbital Speed || 9.136 km/s || 2.484 46°|
(5.51° to Sun's equator) | Longitude of the| | 113.715 04° |
Argument of the| | 338.716 90° | Number of satellites | Physical
characteristics | Equatorial diameter || 120,536 km | | Polar
diameter || 108,728 km| || 0.097 96 | Surface area || 4.27×1010
km2| || 7.46×1014 km3| || 5.6846×1026 kg| | Mean density ||
0.6873 g/cm3| (less than water) | Equatorial gravity || 8.96
m/s2| | Escape velocity || 35.49 km/s | Rotation period || 0.444
009 259 2 d| (10 h 39 min 22.400 00 s) 1 | Rotation velocity ||
9.87 km/s = 35,500 km/h| (at the equator) | Axial tilt | Right
ascension| of North pole