Mass of Mars :
0.64174x10^24 kg
Volume :
16.318x10^10 km^3
Equatorial Radius :
3396.2 km
Polar Radius :
3376.2 km
Volumetric Mean Radius :
3389.5 km
Core Radius :
1700.0 km
Ellipticity :
0.00589 Flattening
Mean Density :
3933 kg/m^3
Surface Gravity :
3.71 m/s
Surface acceleration :
3.69 m/s^2
Escape Velocity :
5.03 km/s
GM :
0.04283x10^6 km^3/s^2
Bond albedo :
0.250
Solar Irradiance :
589.2 W/m^2
Black Body Temperature :
210.1 K
Topographic range :
30 km
Moment of Inertia :
0.366 I/MR^2
J2 :
1960.45x10^-6
No.of Natural Satellites :
02 ( Phobos & Deimos)
Semimajor axis :
227.92x10^6 km
Orbital Period :
686.980 Days
Perihelion :
206.62x10^6 km
Aphelion :
249.23x10^6 km
Orbital Velocity :
24.07 km/s
Orbit inclination :
1.850 degree
Orbit eccentricity :
0.0935
Length of the Day :
24.6597 Hours
Distance from Earth :
401.3x10^6 km
Surface Density :
0.020 kg/m^3
Scale height of atmosphere :
11.1 km
Total mass of atmosphere :
2.5x10^16 kg
Average Temperature :
210k
Wind Speeds :
2-7 m/s (summer), 5-10 m/s (fall), 17-30 m/s (Dust storms)
Mean Molecular Weight :
43.34 g/mole
Information Credit : NASA
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