Centimeters per Second to Kilometers per Second Converter
Enter the speed in centimeters per second below to convert it to kilometers per second.
Convert Centimeters per Second to Kilometers per Second
Enter a value in centimeters per second (cm/s) to convert to kilometers per second (km/s).
Centimeters per Second to Kilometers per Second Conversion Table
Table showing various centimeters per second measurements converted to kilometers per second. Click any preset value or arrow to load it into the converter.
| Centimeters per Second (cm/s) | Kilometers per Second (km/s) |
|---|---|
| 1 cm/s | 0.00001 km/s |
| 10 cm/s | 0.0001 km/s |
| 100 cm/s | 0.001 km/s |
| 1,000 cm/s | 0.01 km/s |
| 10,000 cm/s | 0.1 km/s |
| 100,000 cm/s | 1 km/s |
| 1,000,000 cm/s | 10 km/s |
| 5,000,000 cm/s | 50 km/s |
| 10,000,000 cm/s | 100 km/s |
| 25,400,000 cm/s | 254 km/s |
How to Convert Centimeters per Second to Kilometers per Second
To convert centimeters per second to kilometers per second, multiply the speed by the following conversion ratio: 0.00001 kilometers per second/centimeters per second.
Since one centimeters per second is equal to 0.00001 kilometers per second, you can use this simple formula to convert:
The speed in kilometers per second is equal to the speed in centimeters per second multiplied by 0.00001.
For example, here's how to convert 5 centimeters per second to kilometers per second using the formula above.
How Many Kilometers per Second Are in a Centimeters per Second?
There are 0.00001 kilometers per second in a centimeters per second, which is why we use this value in the formula above.
Our centimeters per second to kilometers per second calculator automatically converts your speed measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Centimeters per Second and kilometers per second are both units used to measure speed. Keep reading to learn more about each unit.
What Is a Centimeters per Second?
A centimeters per second is a unit of speed equal to 1/100 of a meters per second (0.01 m/s). CGS velocity unit equal to 0.01 m/s. [1]
The centimeters per second is classified as a metric and SI-compatible unit of speed. Centimeters per Second can be abbreviated as cm/s; for example, 1 centimeters per second can be written as 1 cm/s.
In the metric system, "centi" is the standard SI prefix for hundredths, or 10⁻². This makes the centimeters per second (cm/s) a convenient decimal multiple of the meters per second (m/s).
In practice, centimeters per second (cm/s) are widely used across fine-tolerance laboratory, analytical, and micro-scale speed measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Kilometers per Second?
A kilometers per second is a unit of speed equal to 1,000 meters per second (m/s), the base unit for speed. Astrophysics & orbital velocity unit equal to 1,000 m/s. [2]
The kilometers per second is classified as an International System of Units (SI) unit of speed. Kilometers per Second can be abbreviated as km/s; for example, 1 kilometers per second can be written as 1 km/s.
In the metric system, "kilo" is the standard SI prefix for thousands, or 10³. This makes the kilometers per second (km/s) a convenient decimal multiple of the meters per second (m/s).
In practice, kilometers per second (km/s) are widely used across large-scale industrial, bulk, and macro-level speed specifications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.
When converting speed between centimeters per second (cm/s) and kilometers per second (km/s), keep full floating-point precision (1 cm/s = 0.00001 km/s; 1 km/s = 100,000 cm/s) during intermediate calculations and round only the final kilometers per second figure to match your instrument tolerance.
More Centimeters per Second & Kilometers per Second Conversions
Need to calculate in the opposite direction? Use our kilometers per second to centimeters per second calculator to switch your starting unit immediately. You can also explore related tools such as converting kilometers per second to centimeters per second, converting miles per hour to kilometers per hour, or converting kilometers per hour to miles per hour.
Convert from Centimeters per Second
Frequently Asked Questions
References
- [1]NIST SP 811 StandardNIST SP 811 (NIST SP 811 App. B.9 (Velocity))·Speed Metrology Standard — Centimeters per Second (cm/s) to Kilometers per Second (km/s)
- [2]NIST OWM SpecificationNIST OWM (SI Units — Length & Distance)·Unit Specifications: Centimeters per Second (cm/s) & Kilometers per Second (km/s)
- [3]NIST CUU ReferenceNIST CUU (SI Coherent Derived Units (m/s))·Conversion Factors & Mathematical Basis (cm/s to km/s)