Convert Kilometers Per Second

Speedometers are used in vehicles to measure speed

Kilometers per second is a measure of speed. Kilometer per second is a metric unit of measure, and can be abbreviated as km/sec. For example 1 kilometer per second can be written as 1 km/sec.

Kilometer Per Second Conversion Calculators

Choose an imperial or metric unit to convert kilometers per second to.

Convert kilometers per second to knots
1 kilometer per second is equal to 1,944 knots
Convert kilometers per second to mach
1 kilometer per second is equal to 2.915452 mach
Convert kilometers per second to speed of sound
1 kilometer per second is equal to 2.915452 speed of sound
Convert kilometers per second to miles per hour
1 kilometer per second is equal to 2,237 miles per hour
Convert kilometers per second to feet per second
1 kilometer per second is equal to 3,281 feet per second
Convert kilometers per second to kilometers per hour
1 kilometer per second is equal to 3,600 kilometers per hour
Convert kilometers per second to meters per second
1 kilometer per second is equal to 1,000 meters per second
Convert kilometers per second to centimeters per second
1 kilometer per second is equal to 100,000 centimeters per second

We have many more speed conversion tools that you might also find useful.

Kilometers Per Second unit of measurement conversion

Kilometers Per Second Measurement Conversion Table

Common kilometer per second values and equivalent imperial and metric speed measurements
kilometers per second knots mach speed of sound miles per hour feet per second kilometers per hour meters per second centimeters per second
1 km/sec 1,944 kn 2.915452 M 2.915452 2,237 mph 3,281 ft/sec 3,600 km/h 1,000 m/sec 100,000 cm/sec
2 km/sec 3,888 kn 5.830904 M 5.830904 4,474 mph 6,562 ft/sec 7,200 km/h 2,000 m/sec 200,000 cm/sec
3 km/sec 5,832 kn 8.746356 M 8.746356 6,711 mph 9,843 ft/sec 10,800 km/h 3,000 m/sec 300,000 cm/sec
4 km/sec 7,775 kn 11.661808 M 11.661808 8,948 mph 13,123 ft/sec 14,400 km/h 4,000 m/sec 400,000 cm/sec
5 km/sec 9,719 kn 14.577259 M 14.577259 11,185 mph 16,404 ft/sec 18,000 km/h 5,000 m/sec 500,000 cm/sec
6 km/sec 11,663 kn 17.492711 M 17.492711 13,422 mph 19,685 ft/sec 21,600 km/h 6,000 m/sec 600,000 cm/sec
7 km/sec 13,607 kn 20.408163 M 20.408163 15,659 mph 22,966 ft/sec 25,200 km/h 7,000 m/sec 700,000 cm/sec
8 km/sec 15,551 kn 23.323615 M 23.323615 17,895 mph 26,247 ft/sec 28,800 km/h 8,000 m/sec 800,000 cm/sec
9 km/sec 17,495 kn 26.239067 M 26.239067 20,132 mph 29,528 ft/sec 32,400 km/h 9,000 m/sec 900,000 cm/sec
10 km/sec 19,438 kn 29.154519 M 29.154519 22,369 mph 32,808 ft/sec 36,000 km/h 10,000 m/sec 1,000,000 cm/sec
11 km/sec 21,382 kn 32.069971 M 32.069971 24,606 mph 36,089 ft/sec 39,600 km/h 11,000 m/sec 1,100,000 cm/sec
12 km/sec 23,326 kn 34.985423 M 34.985423 26,843 mph 39,370 ft/sec 43,200 km/h 12,000 m/sec 1,200,000 cm/sec
13 km/sec 25,270 kn 37.900875 M 37.900875 29,080 mph 42,651 ft/sec 46,800 km/h 13,000 m/sec 1,300,000 cm/sec
14 km/sec 27,214 kn 40.816327 M 40.816327 31,317 mph 45,932 ft/sec 50,400 km/h 14,000 m/sec 1,400,000 cm/sec
15 km/sec 29,158 kn 43.731778 M 43.731778 33,554 mph 49,213 ft/sec 54,000 km/h 15,000 m/sec 1,500,000 cm/sec
16 km/sec 31,102 kn 46.64723 M 46.64723 35,791 mph 52,493 ft/sec 57,600 km/h 16,000 m/sec 1,600,000 cm/sec
17 km/sec 33,045 kn 49.562682 M 49.562682 38,028 mph 55,774 ft/sec 61,200 km/h 17,000 m/sec 1,700,000 cm/sec
18 km/sec 34,989 kn 52.478134 M 52.478134 40,265 mph 59,055 ft/sec 64,800 km/h 18,000 m/sec 1,800,000 cm/sec
19 km/sec 36,933 kn 55.393586 M 55.393586 42,502 mph 62,336 ft/sec 68,400 km/h 19,000 m/sec 1,900,000 cm/sec
20 km/sec 38,877 kn 58.309038 M 58.309038 44,739 mph 65,617 ft/sec 72,000 km/h 20,000 m/sec 2,000,000 cm/sec