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Templet:Infobokis Mun

Long Wikipedia
Mun  ☾
Mun as seen by an observer on Graun
Designations
Adjective lunar
Semi-major axis 384,399 km
0.00257 AU
Eccentricity 0.0549
Average orbital speed 1.022 km/s
Inclination 5.145° to ecliptic
(between 18.29° and 28.58° to Earth's equator)
Longitude of ascending node regressing,
1 revolution in 18.6 years
Satellite of Earth
Physical characteristics
Mean radius 1,737.10 km
0.273 Earths
Equatorial radius 1,738.14 km
0.273 Earths
Polar radius 1,735.97 km
0.273 Earths
Surface area 3.793 × 107 km²
0.074 Earths
Volume 2.1958 × 1010 km³
0.020 Earths
Mass 7.3477 × 1022 kg
0.0123 Earths
Mean density 3,346.4 kg/m³
Equatorial surface gravity1.622 m/s²
0.1654 g
Escape velocity2.38 km/s
Sidereal rotation
period
27.321582 d (synchronous)
Equatorial rotation velocity 4.627 m/s
Axial tilt 1.5424° (to ecliptic)
Albedo0.12
Surface temp.
   equator
   85°N
minmeanmax
100 K220 K390 K
70 K130 K230 K
Apparent magnitude up to −12.74
Angular diameter from 29′to 33′
Atmosphere