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Physical Parameters:
| Parameters | Value |
|---|---|
| Surface Temperature | 14.76 °C (mean) |
| Mass | 5.972168×1024 Kg |
| Equatorial Radius | 6378.1366 Km (IERS 2003) |
| Polar Radius | 6356.7519 Km (IERS 2003) |
| Oblateness | 0.0033528106811823 (ETRS89) |
| Mean Surface Gravity (At 45°) | 9.80665 m/s2 |
| Equatorial Surface Gravity | 9.7803267715 m/s2 |
| Moment of Inertia Factor | 0.3308 |
| Sidereal Rotation Period | 23.934469591898 hours (23h 56min 4.09053083288s) |
| Syndonic Rotation Period | 24 hours |
| Bond Albedo | 0.294 |
| Geometric Albedo | 0.434 |
| J2 Coefficient | 1082.63×10-6 |
Orbital Parameters:
| Parameters | Value |
|---|---|
| Epoch | J2000 (January 1st, 2000) |
| Semi-Major Axis | 149598023 Km (1.00000101806 AU) |
| Inclination (i) | 0.00005° (To Ecliptic) |
| Eccentricity | 0.0167086 |
| Mean Anomaly (M0) | 50.44675° |
| Longitude of the Ascending Node (Ω) | 76.68069° |
| Argument of Perihelion (ω) | 54.85229° |
Atmosphere Composition & Parameters:
| Substance | Percentage |
|---|---|
| N2 | 78.084% |
| O2 | 20.946% |
| Ar | 0.934% |
| CO2 | 0.0425% |
| Ne | 0.001818% |
| He | 0.000524% |
| CH4 | 0.000194% |
| Kr | 0.000114% |
| SO2 | ≤0.001% |
| H2 | 0.000055% |
| N2O | 0.000034% |
| NO2 | ≤0.00002% |
| O3 | ≤0.00007% in summer,≤0.00002% in winter |
| I2 | ≤0.00001% |
| /// | /// |
| Parameters | Value |
| Atmospheric Pressure | 101.325 kPa (at sea level) |
| Scale Height | 8.5 Km |
Magnetosphere Parameters:
| Parameter | Value |
|---|---|
| Surface Strength | 30.6 μT (GSFC-1283) or 31.869 μT |
| Offset to center | 484.728 km |