The nature of the orbit
's point. J2000
long-term point of
the Sun: 816,081,455 km
(5.45516759. AU),
the distance near
the Sun: 740,742,598 km
(4.95155843. AU)
semi-major axis: 778,412,027 km
(5.20336301. AU)
circumference
of the orbit: Pour the 4.888 m
32.675. AU
Eccentricity: 0.04839266
orbital period: 4335.3545 day
(11.87 Julian year)
period's Nordic: 398.86 daily
average speed
in orbit: 13.050 km / sec
maximum speed
in orbit: 13.705 km / s
speed is low. most
orbit: 12.440 km / sec
tilt: 1.30530 °
(6.09 ° to the equator, the sun)
longitude
of the ascending node: 100.55615 °
phase angle
perihelion: 274.19770 °
number of satellites: 63
physical characteristics.
diameter
along the equator: 142 984 km.
(11.209 × Earth)
diameter
vertical pole: 133 709 km.
(10.517 × Earth)
the key: 0.06487
surface area: 6.14 × 1010 km. ²
(120.5 × Earth)
volume: 1.338 × 1015. km. ³
(1235.6 × Earth)
mass: 1.899 × 1027 kg.
(317.8 × Earth)
average density: 1.326 g / cm. ³
gravity
at the equator: 23.12 m / s ²
(2.358. G)
release Speed: 59.54 km / s
periodic rotation
around its own: 0.413538021 day
(9 hour 55 minutes 29.685 seconds)
speed of rotation
around its own: 12.6 km / s
(45 300. Km / hour),
axial tilt: 3.13 °
right ascension
of north pole: 268.05 °
(17 hour 52 minute 12 second)
declination
of the north pole: 64.49 °
ratio reflects: 0.52
temperature. surface:
Kelvin
lowest average maximum
110 K 152 K
characteristics of atmospheric
pressure
at the surface: 70 kPa
elements: ~ 86% hydrogen
~ 14% helium,
0.1% methane,
0.1% water vapor,
0.02% ammonium
0.0002%. ethane
0.0001% hydrogen phosphide Old
<0.0001% hydrogen sulfide.
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