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Encyclopedia > Numbers about the solar system IV
Periods of sidereal revolution P
and of rotation T of the planets
| Planets |
P (days) |
T |
|---|---|---|
| Mercury |
87.969 | 58.646 225 (1) |
| Venus |
224.701 | 243.018 484 (1) ( 2) |
| Earth |
365.256 | 23.934 471 (3) |
| Mars |
686.980 | 24.622 962 (3) |
| Jupiter |
4 332.59 | 9.924 920 (3) (4) (5) |
| Saturn |
10 759.2 | 10.656 222 (3) (4) |
| Uranus |
30 688.5 | 17.240 000 (2) (3) (4) |
| Neptune |
60 182.3 | 16.110 000 (3) (4) |
| Pluto |
90 469.7 | 153.293 904 (2) (3) |
(1) in days. (2) retrograde rotation . (3) in hours. (4) rotation of the magnetic field (system III). (5) we have also T = 9.841 668 hours, rotation of the atmosphere at equator (system I) and T = 9.927 953 hours, rotation of the atmosphere at high latitudes (system II).