Convert kilometer to Earth's polar radius
Please provide values below to convert kilometer [km] to Earth's polar radius [R_p], or Convert Earth's polar radius to kilometer.
1 km = 0.000157313035463 R_p. To convert kilometer to Earth's polar radius, multiply the value by 0.000157313035463; to go the other way, divide by it (1 R_p = 6356.7523 km). Both units measure length and appear in everyday as well as technical calculations, so switching between them quickly is often useful.
Quick Reference
- 1 km = 0.000157313035463 R_p
- 1 R_p = 6356.7523 km
- 10 km = 0.00157313035463 R_p
- 100 km = 0.0157313035463 R_p
How to Convert Kilometer to Earth's Polar Radius
1 km = 0.000157313035463093 R_p
Example: convert 15 km to R_p:
15 km = 15 × 0.000157313035463093 R_p = 0.0023596955319464 R_p
Kilometer to Earth's Polar Radius Conversion Table
| kilometer | Earth's polar radius |
|---|---|
| 1 km | 0.000157313035463 R_p |
| 2 km | 0.000314626070926 R_p |
| 3 km | 0.000471939106389 R_p |
| 5 km | 0.000786565177315 R_p |
| 10 km | 0.00157313035463 R_p |
| 20 km | 0.00314626070926 R_p |
| 50 km | 0.00786565177315 R_p |
| 100 km | 0.0157313035463 R_p |
| 500 km | 0.0786565177315 R_p |
| 1000 km | 0.157313035463 R_p |
Kilometer
A kilometer is a unit of length in the metric system, equal to one thousand meters.
History/Origin
The term "kilometer" is derived from the Greek words "khilioi" (thousand) and "metron" (measure). The kilometer was first defined as part of the metric system in France in 1795.
Current Use
The kilometer is the most widely used unit of distance for road signs and travel distances in the world, with the notable exceptions of the United States and the United Kingdom.
Earth's Polar Radius
The Earth's polar radius is the distance from the center of the Earth to the North or South Pole, approximately 6,356.8 kilometers.
History/Origin
The fact that the Earth is an oblate spheroid, flattened at the poles, has been known since the 18th century. Modern measurements are made with high precision.
Current Use
The Earth's polar radius is a key parameter in geodesy and is used to define the Earth's shape and gravitational field.
Frequently Asked Questions
What is 1 kilometer in Earth's polar radius?
1 kilometer (km) = 0.000157313035463 Earth's polar radius (R_p).
How do you convert kilometer to Earth's polar radius?
Multiply the kilometer value by 0.000157313035463. For example, 25 km × 0.000157313035463 = 0.00393282588658 R_p.
What is 10 kilometer in Earth's polar radius?
10 km = 0.00157313035463 R_p.
Which unit is larger, the kilometer or the Earth's polar radius?
The Earth's polar radius is the larger unit: 1 km equals only 0.000157313035463 R_p.