Earth's Polar Radius to Exameter Converter
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32 units available
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How to Convert Earth's Polar Radius to Exameter
To convert Earth polar radii to meters: multiply by 6,356,752.3.
R⊕(polar) = 6,356,752.3 m. It is about 21.385 km shorter than the equatorial radius.
For example, 1 Earth's Polar Radius (R⊕ (polar)) = 6.356752e-12 Exameter (Em).
Earth's Polar Radius to Exameter — Common Values
| Earth's Polar Radius (R⊕ (polar)) | Exameter (Em) |
|---|---|
| 0.1 | 6.356752e-13 |
| 0.5 | 3.178376e-12 |
| 1 | 6.356752e-12 |
| 2 | 1.271350e-11 |
| 5 | 3.178376e-11 |
| 10 | 6.356752e-11 |
| 25 | 1.589188e-10 |
| 50 | 3.178376e-10 |
| 100 | 6.356752e-10 |
| 500 | 3.178376e-9 |
| 1000 | 6.356752e-9 |
About Earth's Polar Radius (R⊕ (polar))
Definition
The Earth's polar radius is the distance from Earth's center to either pole, approximately 6,356.752 km.
Mathematical Relationship
R⊕(polar) = 6,356,752.3 m. It is about 21.385 km shorter than the equatorial radius.
Conversion Formula
To convert Earth polar radii to meters: multiply by 6,356,752.3.
Practical Applications
Geodetic calculations, gravity modeling, and precise cartography near the poles.
Interesting Facts
At the poles, you are about 21 km closer to Earth's center than at the equator — you weigh very slightly more!
Common Mistakes
Approximating Earth as a perfect sphere — the difference between equatorial and polar radii matters for precision applications.
Educational Tips
Earth's shape (oblate spheroid) is like a slightly squished ball — wider at the equator, flatter at the poles.
About Exameter (Em)
Definition
The exameter is a unit of length equal to 10¹⁸ meters, or about 105.7 light-years.
Mathematical Relationship
1 Em = 10¹⁸ m = 1,000 Pm ≈ 105.7 light-years ≈ 32.4 parsecs.
Conversion Formula
To convert Em to light-years: multiply by 105.7. To convert Em to parsecs: multiply by 32.4.
Practical Applications
No practical applications. Theoretical framework for expressing galactic neighborhood distances.
Interesting Facts
The Milky Way galaxy has a diameter of about 10 Em (100,000 light-years).
Common Mistakes
Em is almost never used — astronomers use parsecs or light-years. It exists only for SI completeness.
Educational Tips
Just remember: Exa = 10¹⁸. The Milky Way is about 10 Em across for a sense of scale.