Convert speed of light (c) to kilometers per second (km/s) with formulas, examples, and conversion tables.
To convert 1 speed of light to kilometers per second, we multiply by 299792.46 because one speed of light equals exactly 299792.46 kilometers per second.
Since each speed of light contains 299792.46 kilometers per second, we multiply our value by this factor:
So 1 speed of light = 299792.46 kilometers per second.
To convert speed of light to kilometers per second, multiply the value by 299792.46.
1 speed of light = 299792.46 kilometers per second
| Speed of Light | Kilometers per Second |
|---|---|
| 1 c | 299792.46 km/s |
| 2 c | 599584.92 km/s |
| 5 c | 1498962.29 km/s |
| 10 c | 2997924.58 km/s |
| 20 c | 5995849.16 km/s |
| 25 c | 7494811.45 km/s |
| 50 c | 14989622.9 km/s |
| 100 c | 29979245.8 km/s |
| 250 c | 74948114.5 km/s |
| 500 c | 149896229 km/s |
| 1000 c | 299792458 km/s |
| Unit | 1 c = |
|---|---|
| Speed of Light to Meters per Second | 299792458 m/s |
| Speed of Light to Kilometers per Hour | 1079251985.4 km/h |
| Speed of Light to Centimeters per Second | 2.9979e+10 cm/s |
| Speed of Light to Miles per Hour | 670616629.38 mph |
| Speed of Light to Feet per Second | 983571056.43 ft/s |
| Speed of Light to Inches per Second | 1.1803e+10 in/s |
| Speed of Light to Knots | 582750421.81 kn |
| Speed of Light to Mach | 880991.09 Mach |
| Speed of Light to Kilometers per Second | 299792.46 km/s |