Ураан диэн Күнтэн cэттис, Күн систиэмэтигэр улаханынан үһүс уонна маассатынан төрдүс планета. Гаас планеталар ахсааннарыгар киирэр.
Yeomans, Donald K. HORIZONS System. NASA JPL (July 13, 2006). Тургутулунна 8 Атырдьах ыйын 2007. — At the site, go to the "web interface" then select "Ephemeris Type: ELEMENTS", "Target Body: Uranus Barycenter" and "Center: Sun". Williams, Dr. David R. Uranus Fact Sheet. NASA (January 31, 2005). Тургутулунна 10 Атырдьах ыйын 2007.
Кылгас чахчылар Арыллыыта, Арыйааччыта ...
Ураан Арыллыыта
|
|---|
| Арыйааччыта |
William Herschel |
|---|
| Арыйыы датата |
March 13, 1781 |
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Designations
|
|---|
| Adjective |
Uranian |
|---|
|
|---|
| Epoch J2000 |
| Aphelion | 3 004 419 704 km
20.083 305 26 AU |
|---|
| Perihelion |
2 748 938 461 km
18.375 518 63 AU |
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| Semi-major axis |
2 876 679 082 km
19.229 411 95 AU |
|---|
| Eccentricity |
0.044 405 586 |
|---|
| Orbital period |
30 799.095 days
84.323 326 yr |
|---|
| Synodic period |
369.66 days[2] |
|---|
| Average orbital speed |
6.81 km/s[2] |
|---|
| Mean anomaly |
142.955 717° |
|---|
| Inclination |
0.772 556°
6.48° to Sun's equator |
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| Longitude of ascending node |
73.989 821° |
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| Argument of perihelion |
96.541 318° |
|---|
| Satellites |
27 |
|---|
Физика кээмэйдэрэ
|
|---|
| Equatorial radius |
25 559 ± 4 km
4.007 Earths[3][c] |
|---|
| Polar radius |
24 973 ± 20 km
3.929 Earths[3][c] |
|---|
| Flattening |
0.022 9 ± 0.000 8[b] |
|---|
| Surface area |
8.115 6Халыып:E km²[4][c]
15.91 Earths |
|---|
| Volume |
6.833Халыып:E km³[2][c]
63.086 Earths |
|---|
| Mass |
(8.6810 ± 0.0013)Халыып:E kg
14.536 Earths[5]
GM=5 793 939 ± 13 km³/s² |
|---|
| Mean density |
1.27 g/cm³[2][c] |
|---|
| Equatorial surface gravity | 8.69 m/s²[2][c]
0.886 g |
|---|
| Escape velocity | 21.3 km/s[2][c] |
|---|
Sidereal rotation
period |
−0.718 33 day
17 h 14 min 24 s[3] |
|---|
| Equatorial rotation velocity |
2.59 km/s
9,320 km/h |
|---|
| Axial tilt |
97.77°[3] |
|---|
| North pole right ascension |
17 h 9 min 15 s
257.311°[3] |
|---|
| North pole declination |
−15.175°[3] |
|---|
| Albedo | 0.300 (bond)
0.51 (geom.)[2] |
|---|
Surface temp.
1 bar level[6]
0.1 bar
(tropopause)[7] | | min | mean | max |
|---|
| 76 K | | | 49 K | 53 K | 57 K |
|
|---|
| Apparent magnitude |
5.9[8] to 5.32[2] |
|---|
| Angular diameter |
3.3"–4.1"[2] |
|---|
|
|
|---|
| Scale height |
27.7 km[2] |
|---|
| Composition |
(Below 1.3 bar)
|
83 ± 3% | Hydrogen (H2)
| |
15 ± 3% | Helium
| |
2.3% | Methane |
0.009%
(0.007–0.015%) | Hydrogen deuteride (HD)[11]
| |
Ices: |
| |
| Ammonia
| |
| water
| |
| ammonium hydrosulfide (NH4SH)
| |
| methane (CH4)
| |
|---|
Сап
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