Nautical Miles per Hour to Feet per Second (nmi/h → ft/s)
Formula
1 nmi/h = 1.6878083989501311 ft/sConversion Table
| nmi/h | ft/s |
|---|---|
| 0 | 0 |
| 1.0000 | 1.6878 |
| 2.0000 | 3.3756 |
| 3.0000 | 5.0634 |
| 4.0000 | 6.7512 |
| 5.0000 | 8.4390 |
| 6.0000 | 10.127 |
| 7.0000 | 11.815 |
| 8.0000 | 13.502 |
| 9.0000 | 15.190 |
| 10.000 | 16.878 |
| 11.000 | 18.566 |
| 12.000 | 20.254 |
| 13.000 | 21.942 |
| 14.000 | 23.629 |
| 15.000 | 25.317 |
| 16.000 | 27.005 |
| 17.000 | 28.693 |
| 18.000 | 30.381 |
| 19.000 | 32.068 |
| nmi/h | ft/s |
|---|---|
| 20.000 | 33.756 |
| 21.000 | 35.444 |
| 22.000 | 37.132 |
| 23.000 | 38.820 |
| 24.000 | 40.507 |
| 25.000 | 42.195 |
| 26.000 | 43.883 |
| 27.000 | 45.571 |
| 28.000 | 47.259 |
| 29.000 | 48.946 |
| 30.000 | 50.634 |
| 31.000 | 52.322 |
| 32.000 | 54.010 |
| 33.000 | 55.698 |
| 34.000 | 57.385 |
| 35.000 | 59.073 |
| 36.000 | 60.761 |
| 37.000 | 62.449 |
| 38.000 | 64.137 |
| 39.000 | 65.825 |
| nmi/h | ft/s |
|---|---|
| 40.000 | 67.512 |
| 41.000 | 69.200 |
| 42.000 | 70.888 |
| 43.000 | 72.576 |
| 44.000 | 74.264 |
| 45.000 | 75.951 |
| 46.000 | 77.639 |
| 47.000 | 79.327 |
| 48.000 | 81.015 |
| 49.000 | 82.703 |
| 50.000 | 84.390 |
| 51.000 | 86.078 |
| 52.000 | 87.766 |
| 53.000 | 89.454 |
| 54.000 | 91.142 |
| 55.000 | 92.829 |
| 56.000 | 94.517 |
| 57.000 | 96.205 |
| 58.000 | 97.893 |
| 59.000 | 99.581 |
| nmi/h | ft/s |
|---|---|
| 60.000 | 101.27 |
| 61.000 | 102.96 |
| 62.000 | 104.64 |
| 63.000 | 106.33 |
| 64.000 | 108.02 |
| 65.000 | 109.71 |
| 66.000 | 111.40 |
| 67.000 | 113.08 |
| 68.000 | 114.77 |
| 69.000 | 116.46 |
| 70.000 | 118.15 |
| 71.000 | 119.83 |
| 72.000 | 121.52 |
| 73.000 | 123.21 |
| 74.000 | 124.90 |
| 75.000 | 126.59 |
| 76.000 | 128.27 |
| 77.000 | 129.96 |
| 78.000 | 131.65 |
| 79.000 | 133.34 |
Nautical Miles per Hour to Feet per Second Conversion
Converting Nautical Miles per Hour (nmi/h) to Feet per Second (ft/s) is a common speed conversion. 1 nmi/h equals 1.687808 ft/s. For example, 100 nmi/h is equal to 168.78084 ft/s.
Quick Reference Values
1 nmi/h = 1.687808 ft/s. 5 nmi/h = 8.439042 ft/s. 10 nmi/h = 16.878084 ft/s. 25 nmi/h = 42.19521 ft/s. 50 nmi/h = 84.39042 ft/s. 100 nmi/h = 168.78084 ft/s.
What is Nautical Miles per Hour?
Nautical Miles per Hour (nmi/h) is a unit of speed. A nautical mile per hour, or knot, equals exactly 1.852 kilometers per hour. It is a unit of speed commonly used in maritime and aviation navigation. The knot is internationally recognized by the International Hydrographic Organization and ICAO [bipm-si-brochure]. The knot originated from nautical practices using a rope with knots spaced at intervals to measure ship speed. It was standardized internationally in the mid-20th century to align with the nautical mile, defined as one minute of latitude [bipm-si-brochure]. Knots are standard in global maritime and aviation sectors, including the US Coast Guard, International Maritime Organization, and commercial airlines. It is the official speed unit for vessels and aircraft worldwide [nist-si-guide].
What is Feet per Second?
Feet per Second (ft/s) is a unit of speed. Feet-per-second measures speed as feet traveled in one second. It converts to meters per second by multiplying feet by 0.3048. This unit is common in physics, ballistics, and engineering to express rapid velocities [iso-80000]. Feet-per-second became standardized with the development of modern physics and engineering in the late 19th and early 20th centuries. It was adopted for precise, short-interval velocity measurements in the imperial system [nist-si-guide]. Feet-per-second is widely used in the United States for projectile speeds, fluid flow velocities, and mechanical motion. It is less frequent outside imperial system countries, where meters per second is preferred [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: nautical miles per hour, knots, knotts, knots per hour, feet per second, ft per second, feet/sec, fps. All of these refer to the Nautical Miles per Hour to Feet per Second conversion.