Convert long reed to Earth's polar radius
Please provide values below to convert long reed [long reed] to Earth's polar radius [R_p], or Convert Earth's polar radius to long reed.
How to Convert Long Reed to Earth's Polar Radius
1 long reed = 5.03464638696084e-07 R_p
Example: convert 15 long reed to R_p:
15 long reed = 15 × 5.03464638696084e-07 R_p = 7.55196958044126e-06 R_p
Long Reed to Earth's Polar Radius Conversion Table
| long reed | Earth's polar radius |
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Long Reed
The long reed is a unit of length mentioned in ancient texts, such as the Bible, and is thought to be about 10.5 feet.
History/Origin
The exact length of the long reed is uncertain and is subject to historical and scholarly debate.
Current Use
The long reed is an obsolete unit of measurement.
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.