Convert Fathom (US Survey) (fath (US)) to Earth's Polar Radius (R⊕ (p)) instantly.
Fathom (US Survey) to Earth's Polar Radius conversion
1 Fathom (US Survey) (fath (US)) = 2.8769354e-7 Earth's Polar Radius (R⊕ (p)). To convert Fathom (US Survey) to Earth's Polar Radius, multiply the value by 2.8769354e-7.
| Fathom (US Survey) (fath (US)) | Earth's Polar Radius (R⊕ (p)) |
|---|---|
| 1 | 2.8769354e-7 |
| 2 | 5.7538707e-7 |
| 5 | 0.0000014384677 |
| 10 | 0.0000028769354 |
| 25 | 0.0000071923384 |
| 50 | 0.000014384677 |
| 100 | 0.000028769354 |
| 1000 | 0.00028769354 |
Frequently asked questions
How many Earth's Polar Radius are in one Fathom (US Survey)?
One Fathom (US Survey) (fath (US)) equals 2.8769354e-7 Earth's Polar Radius (R⊕ (p)).
How do I convert Fathom (US Survey) to Earth's Polar Radius?
To convert Fathom (US Survey) to Earth's Polar Radius, multiply the value by 2.8769354e-7.
What is 10 Fathom (US Survey) in Earth's Polar Radius?
10 Fathom (US Survey) = 0.0000028769354 Earth's Polar Radius.
About these units
Fathom (US Survey) (fath (US))
The US Survey Fathom is defined as 6 US Survey Feet (~1.8288 meters), identical in proportion to the traditional fathom but scaled to the US Survey Foot. Maritime surveys, early river navigation, and hydrographic measurements relied on this unit for determining depths and plotting charts. In terrestrial applications, the fathom occasionally served as a practical measure for large structures or obstacles. Although less relevant in contemporary usage, understanding the US survey fathom is crucial for interpreting historical navigation data, nautical charts, and engineering projects using older measurement systems.
Earth's Polar Radius (R⊕ (p))
The Earth's polar radius is approximately 6,356.8 km, slightly shorter than the equatorial radius due to the Earth's flattening at the poles. This measurement is critical in modeling Earth's shape, gravity field, and rotation. It impacts satellite orbits, geodetic surveys, and global positioning systems (GPS). The difference between the equatorial and polar radii also explains phenomena such as centrifugal force variations, equatorial bulges, and sea level differences across latitudes. Understanding R⊕ (p) is essential for precision navigation, Earth science, and astronomy.