What is 100 inch (US survey) [in] to Earth's polar radius?
The converted value is:100 inch (US survey) [in] = 3.9957590833549E-7 Earth's polar radius
Keep reading to learn how to Convert 100 inch (US survey) [in] to Earth's polar radius.
What is a US Survey Inch?
The US survey inch (1/39.37 meter ≈ 2.540005 cm) was slightly longer than the international inch (2.54 cm). Used in all American engineering drawings until 2023, its difference caused measurable discrepancies in large-scale projects.
What is Earth's Polar Radius?
Earth's Polar Radius is the radius of the Earth measured from its center to the North or South Pole. Its value is approximately 6,356.8 kilometers (3,950.7 miles), slightly smaller than the equatorial radius due to Earth's oblate shape.
How to Convert 100 inch (US survey) [in] to Earth's polar radius
Use this conversion formula:
output = input × 3.99575908335e-9 + (0)
100 inch (US survey) [in] = 3.99575908335e-7 Earth's polar radius
You can convert other values to Earth's polar radius using the converter below, which is built on our: inch (US survey) [in] to Earth's polar radius converter