Knots to Speed of Sound in Water (kn → sw)
Formula
1 kn = 0.00034712820512820515 swConversion Table
| kn | sw |
|---|---|
| 0 | 0 |
| 1.0000 | 0.00034713 |
| 2.0000 | 0.00069426 |
| 3.0000 | 0.0010414 |
| 4.0000 | 0.0013885 |
| 5.0000 | 0.0017356 |
| 6.0000 | 0.0020828 |
| 7.0000 | 0.0024299 |
| 8.0000 | 0.0027770 |
| 9.0000 | 0.0031242 |
| 10.000 | 0.0034713 |
| 11.000 | 0.0038184 |
| 12.000 | 0.0041655 |
| 13.000 | 0.0045127 |
| 14.000 | 0.0048598 |
| 15.000 | 0.0052069 |
| 16.000 | 0.0055541 |
| 17.000 | 0.0059012 |
| 18.000 | 0.0062483 |
| 19.000 | 0.0065954 |
| kn | sw |
|---|---|
| 20.000 | 0.0069426 |
| 21.000 | 0.0072897 |
| 22.000 | 0.0076368 |
| 23.000 | 0.0079839 |
| 24.000 | 0.0083311 |
| 25.000 | 0.0086782 |
| 26.000 | 0.0090253 |
| 27.000 | 0.0093725 |
| 28.000 | 0.0097196 |
| 29.000 | 0.010067 |
| 30.000 | 0.010414 |
| 31.000 | 0.010761 |
| 32.000 | 0.011108 |
| 33.000 | 0.011455 |
| 34.000 | 0.011802 |
| 35.000 | 0.012149 |
| 36.000 | 0.012497 |
| 37.000 | 0.012844 |
| 38.000 | 0.013191 |
| 39.000 | 0.013538 |
| kn | sw |
|---|---|
| 40.000 | 0.013885 |
| 41.000 | 0.014232 |
| 42.000 | 0.014579 |
| 43.000 | 0.014927 |
| 44.000 | 0.015274 |
| 45.000 | 0.015621 |
| 46.000 | 0.015968 |
| 47.000 | 0.016315 |
| 48.000 | 0.016662 |
| 49.000 | 0.017009 |
| 50.000 | 0.017356 |
| 51.000 | 0.017704 |
| 52.000 | 0.018051 |
| 53.000 | 0.018398 |
| 54.000 | 0.018745 |
| 55.000 | 0.019092 |
| 56.000 | 0.019439 |
| 57.000 | 0.019786 |
| 58.000 | 0.020133 |
| 59.000 | 0.020481 |
| kn | sw |
|---|---|
| 60.000 | 0.020828 |
| 61.000 | 0.021175 |
| 62.000 | 0.021522 |
| 63.000 | 0.021869 |
| 64.000 | 0.022216 |
| 65.000 | 0.022563 |
| 66.000 | 0.022910 |
| 67.000 | 0.023258 |
| 68.000 | 0.023605 |
| 69.000 | 0.023952 |
| 70.000 | 0.024299 |
| 71.000 | 0.024646 |
| 72.000 | 0.024993 |
| 73.000 | 0.025340 |
| 74.000 | 0.025687 |
| 75.000 | 0.026035 |
| 76.000 | 0.026382 |
| 77.000 | 0.026729 |
| 78.000 | 0.027076 |
| 79.000 | 0.027423 |
Knots to Speed of Sound in Water Conversion
Converting Knots (kn) to Speed of Sound in Water (sw) is a common speed conversion. 1 kn equals 0.000347 sw. For example, 100 kn is equal to 0.034713 sw.
Quick Reference Values
1 kn = 0.000347 sw. 5 kn = 0.001736 sw. 10 kn = 0.003471 sw. 25 kn = 0.008678 sw. 50 kn = 0.017356 sw. 100 kn = 0.034713 sw.
What is Knots?
Knots (kn) is a unit of speed. A knot is a unit of speed equal to one nautical mile per hour. It precisely corresponds to 1.852 kilometers per hour or 0.51444 meters per second. The knot is internationally recognized for maritime and aviation speed measurements and is defined using the international nautical mile of exactly 1852 meters [nist-si-guide]. The knot originated from the practice of measuring speed at sea using a 'log line' with knots tied at regular intervals. The term and unit were standardized with the adoption of the international nautical mile in 1929 by the International Hydrographic Organization [nist-si-guide]. Knots are the standard speed unit in global maritime navigation and aviation. Countries and organizations like the International Maritime Organization (IMO) and International Civil Aviation Organization (ICAO) mandate its use for vessel and aircraft speed reporting [nist-si-guide].
What is Speed of Sound in Water?
Speed of Sound in Water (sw) is a unit of speed. The velocity of sound in water is the speed at which sound waves travel through water, typically measured in meters per second (m/s). It varies with temperature, salinity, and pressure, averaging about 1482 m/s at 20°C in seawater. This unit relates to the fundamental SI unit of speed, the meter per second, where 1 m/s equals exactly 1 meter traveled in one second [iso-80000]. The measurement of sound velocity in water dates back to early 20th-century oceanographic studies. The standardization of its measurement aligns with SI units established by the BIPM to provide uniformity for scientific use [bipm-si-brochure]. This unit is essential in marine navigation, underwater acoustics, and sonar operations worldwide. Research institutions, navies, and oceanographers in countries like the USA, Japan, and Australia rely on it following ISO and BIPM standards [iso-80000].
Common Misspellings
People often search for this conversion using these alternate spellings: knotz, knotses, knotss, knotts, velocity of sound in water, speed of sound in water, velocity sound water, sound velocity in water. All of these refer to the Knots to Speed of Sound in Water conversion.