Arcminutes to nautical miles
Type a value in ′ to get it in nmi instantly.
0.001001nmi
Nothing on our list is smaller: a phone’s GPS accuracy is 2.7× farther. East–west at latitude 45° the same angle covers about 0.00131 km.
What it means
How far is that on the ground?
On a sphere of the Earth’s mean radius (6,371 km), along a meridian or great circle. A degree of longitude shrinks with the cosine of the latitude.
The math
How to convert ′ to nmi
To convert arcminutes to nautical miles, multiply by 1.00068.
Example: 0.001 ′ × 1.00068 = 0.00100068 nmi.
In the other direction, 1 nmi = 0.999325 ′.
Every unit
That distance in every unit
Tables
′ to nmi conversion table
| ′ | nmi |
|---|---|
| 1×10⁻⁵ ′ | 1.001×10⁻⁵ nmi |
| 0.0001 ′ | 0.000100068 nmi |
| 0.001 ′ | 0.00100068 nmi |
| 0.01 ′ | 0.0100068 nmi |
| 0.1 ′ | 0.100068 nmi |
| 0.5 ′ | 0.500338 nmi |
| 1 ′ | 1.00068 nmi |
| 5 ′ | 5.00338 nmi |
| 10 ′ | 10.0068 nmi |
| 45 ′ | 45.0304 nmi |
| 90 ′ | 90.0608 nmi |
| 180 ′ | 180.122 nmi |
nmi to ′ conversion table
| nmi | ′ |
|---|---|
| 1×10⁻⁵ nmi | 9.993×10⁻⁶ ′ |
| 0.0001 nmi | 9.993×10⁻⁵ ′ |
| 0.001 nmi | 0.000999325 ′ |
| 0.01 nmi | 0.00999325 ′ |
| 0.1 nmi | 0.0999325 ′ |
| 0.5 nmi | 0.499662 ′ |
| 1 nmi | 0.999325 ′ |
| 5 nmi | 4.99662 ′ |
| 10 nmi | 9.99325 ′ |
| 45 nmi | 44.9696 ′ |
| 90 nmi | 89.9392 ′ |
| 180 nmi | 179.878 ′ |
Quick answers
Quick answers
- How many nmi is 1 ′?
- 1 ′ is 1.00068 nmi.
- How many nmi is 10 ′?
- 10 ′ is 10.0068 nmi.
- How many nmi is 0.001 ′?
- 0.001 ′ is 0.00100068 nmi.
The units
About these units
Arcminutes (′)
Sixtieths of a degree: about a nautical mile.
Nautical miles (nmi)
1,852 m, close to one arcminute.
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