• ft/s   knot
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Rounding Mode:

Foot per second (ft/s) is a unit commonly used to measure velocity, particularly in the United States. It’s fascinating to note that this unit offers a unique perspective on speed, especially when compared to more universal units like meters per second. For instance, the speed of sound travels at approximately 1,125 feet per second, illustrating just how fast sound waves can move. Moreover, this unit is an essential part of the British Imperial and U.S. customary systems, embodying the historical evolution of measurement standards.

Interestingly, foot per second was also a critical measure in ancient construction and engineering, where precision in the rate of stone placement or water flow impacted architectural marvels. Today, it’s frequently applied in sports science to analyze athletic performances, such as a sprinter’s burst off the starting blocks or the flight speed of a baseball pitcher’s throw. This unit continues to bridge past engineering feats with modern technological applications, providing a unique linkage of history and contemporary science.

Did you know?

The knot, a unit of speed equal to one nautical mile per hour, has its origins in the age of sail. Mariners used a device known as the “common log” to measure a ship’s speed. This involved a wooden log attached to a rope with knots tied at uniform intervals. By counting the knots that passed through a sailor’s hands over a set period, they could determine the ship’s speed. Today, knots remain an essential measure in aviation and maritime contexts, underscoring how deeply it is embedded in navigation traditions.

Interestingly, the nautical mile, corresponding to one minute of latitude, is roughly 1.1508 miles. This makes the knot not only a unique unit for speed but also a reminder of the Earth’s curvature and ancient navigation skills.

> Feet per second to Knots Conversion Table

Feet per second Knots
0 ft/s 0 knot
1 ft/s 0.592484 knot
2 ft/s 1.18497 knot
3 ft/s 1.77745 knot
4 ft/s 2.36994 knot
5 ft/s 2.96242 knot
6 ft/s 3.5549 knot
7 ft/s 4.14739 knot
8 ft/s 4.73987 knot
9 ft/s 5.33235 knot
10 ft/s 5.92484 knot
11 ft/s 6.51732 knot
12 ft/s 7.10981 knot
13 ft/s 7.70229 knot
14 ft/s 8.29477 knot
15 ft/s 8.88726 knot
16 ft/s 9.47974 knot
17 ft/s 10.07223 knot
18 ft/s 10.66471 knot
19 ft/s 11.25719 knot
20 ft/s 11.84968 knot
21 ft/s 12.44216 knot
22 ft/s 13.03465 knot
23 ft/s 13.62713 knot
24 ft/s 14.21961 knot
25 ft/s 14.8121 knot
26 ft/s 15.40458 knot
27 ft/s 15.99706 knot
28 ft/s 16.58955 knot
29 ft/s 17.18203 knot
30 ft/s 17.77452 knot
31 ft/s 18.367 knot
32 ft/s 18.95948 knot
33 ft/s 19.55197 knot
34 ft/s 20.14445 knot
35 ft/s 20.73694 knot
36 ft/s 21.32942 knot
37 ft/s 21.9219 knot
38 ft/s 22.51439 knot
39 ft/s 23.10687 knot
40 ft/s 23.69935 knot
41 ft/s 24.29184 knot
42 ft/s 24.88432 knot
43 ft/s 25.47681 knot
44 ft/s 26.06929 knot
45 ft/s 26.66177 knot
46 ft/s 27.25426 knot
47 ft/s 27.84674 knot
48 ft/s 28.43923 knot
49 ft/s 29.03171 knot
50 ft/s 29.62419 knot
51 ft/s 30.21668 knot
52 ft/s 30.80916 knot
53 ft/s 31.40165 knot
54 ft/s 31.99413 knot
55 ft/s 32.58661 knot
56 ft/s 33.1791 knot
57 ft/s 33.77158 knot
58 ft/s 34.36406 knot
59 ft/s 34.95655 knot
60 ft/s 35.54903 knot
61 ft/s 36.14152 knot
62 ft/s 36.734 knot
63 ft/s 37.32648 knot
64 ft/s 37.91897 knot
65 ft/s 38.51145 knot
66 ft/s 39.10394 knot
67 ft/s 39.69642 knot
68 ft/s 40.2889 knot
69 ft/s 40.88139 knot
70 ft/s 41.47387 knot
71 ft/s 42.06636 knot
72 ft/s 42.65884 knot
73 ft/s 43.25132 knot
74 ft/s 43.84381 knot
75 ft/s 44.43629 knot
76 ft/s 45.02877 knot
77 ft/s 45.62126 knot
78 ft/s 46.21374 knot
79 ft/s 46.80623 knot
80 ft/s 47.39871 knot
81 ft/s 47.99119 knot
82 ft/s 48.58368 knot
83 ft/s 49.17616 knot
84 ft/s 49.76865 knot
85 ft/s 50.36113 knot
86 ft/s 50.95361 knot
87 ft/s 51.5461 knot
88 ft/s 52.13858 knot
89 ft/s 52.73106 knot
90 ft/s 53.32355 knot
91 ft/s 53.91603 knot
92 ft/s 54.50852 knot
93 ft/s 55.101 knot
94 ft/s 55.69348 knot
95 ft/s 56.28597 knot
96 ft/s 56.87845 knot
97 ft/s 57.47094 knot
98 ft/s 58.06342 knot
99 ft/s 58.6559 knot
100 ft/s 59.24839 knot