Мэндэҥэ

Меркурий эбэтэр Мэндэҥэ диэн Күн систематын ордук кыра уонна Күнтэн чугас планетата. Күн тула 88 күн устата эргийэр.

Меркурий (Мэндэҥэ)  ☿
Mercury
Mercury
MESSENGER false color image of Mercury
Designations
Adjective Mercurian, Mercurial[1]
Эргийэр иитэ[2]
Epoch J2000
Aphelion69 816 900 km
0.466 697 AU
Perihelion 46 001 200 km
0.307 499 AU
Semi-major axis 57 909 100 km
0.387 098 AU
Eccentricity 0.205 630[3]
Orbital period 87.969 1 d
(0.240 846 a)
Synodic period 115.88 d[3]
Average orbital speed 47.87 km/s[3]
Mean anomaly 174.796°
Inclination 7.005°
3.38° to Sun’s equator
Longitude of ascending node 48.331°
Argument of perihelion 29.124°
Satellites None
Физика кээмэйдэрэ
Mean radius 2439.7 ± 1.0 km[4][5]
0.3829 Earths
Flattening < 0.0006[5]
Surface area 7.48Халыып:E km²
0.108 Earths[4]
Volume 6.083Халыып:E km³
0.054 Earths[4]
Mass 3.3022Халыып:E kg
0.055 Earths[4]
Mean density 5.427 g/cm³[4]
Equatorial surface gravity3.7 m/s²
0.38 g[4]
Escape velocity4.25 km/s[4]
Sidereal rotation
period
58.646 day
1407.5 h[4]
Equatorial rotation velocity 10.892 km/h
Axial tilt 2.11′ ± 0.1′[6]
North pole right ascension 18 h 44 min 2 s
281.01°[3]
North pole declination 61.45°[3]
Albedo0.119 (bond)
0.106 (geom.)[3]
Surface temp.
   0°N, 0°W
   85°N, 0°W
minmeanmax
100 K340 K700 K
80 K200 K380 K
Apparent magnitude up to −1.9[3]
Angular diameter 4.5" – 13"[3]
Атмосферата
Surface pressure trace
Composition 42% Molecular oxygen
29.0% sodium
22.0% hydrogen
6.0% helium
0.5% potassium
Trace amounts of argon, nitrogen, carbon dioxide, water vapor, xenon, krypton, & neon[3]

Быһаарыылар