prethodni merkurslijedeci

:: MERCURY ::

 
Metric
Scientific Notation
By Comparison
Discovered By Known by the Ancients
Date of Discovery Unknown
Average Distance from the Sun 57,909,175 km 5.7909175 x 107 km (0.38709893 A.U.) Earth is 1 A.U. (Astronomical Unit) from the Sun
Perihelion (closest) 46,000,000 km 4.600 x 107 km (0.3075 A.U.) 0.313 x Earth
Aphelion (farthest) 69,820,000 km 6.982 x 107 km (0.4667 A.U.) 0.459 x Earth
Equatorial Radius 2,439.7 km 2.4397 x 103 km 0.3825 x Earth
Equatorial Circumference 15,329.1 km 1.53291 x 104 km -
Volume 60,827,200,000 km3 6.08272 x 1010 km3 0.054 x Earth's
Mass 330,220,000,000,000,000,000,000 kg 3.3022 x 1023 kg 0.055 x Earth's
Density 5.427 g/cm3   0.984 x Earth
Surface Area 74,800,000 km2 7.48 x 107 km2 0.108 x Earth
Equatorial Surface Gravity 3.7 m/s2   If you weigh 100 pounds on Earth, you would weigh 38 pounds on Mercury
Escape Velocity 15,300 km/h 4.25 x 103 m/s Escape Velocity of Earth is 25,022 mph
Sidereal Rotation Period
(Length of Day)
58.646 Earth days 1407.5 hours   58.81 x Earth
Sidereal Orbit Period
(Length of Year)
0.241 Earth years 87.97 Earth days   0.241 x Earth
Mean Orbit Velocity 172,341 km/h 47,872.5 m/s 47,872.5 m/s
Orbital Eccentricity 0.20563069 12.3 x Earth
Orbital Inclination to Ecliptic 7 degree    
Equatorial Inclination to Orbit 0 degrees   Earth's equatorial inclination to orbit is 23.45 degrees
Orbital Circumference 356,000,000 km 3.56 x 108 km 0.385 x Earth
Minimum/Maximum Surface Temperature -173/427 C 100/700 K Earth's temperature range is ~ 185/331 K
Atmospheric Constituents     Earth's atmosphere consists mostly of N2, O2

01.01.2013 14:51 Mladen
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