Foot per Minute to Kilometer per Second Converter
Speed · unit-converter
Convert Foot per Minute to Kilometer per Second with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations bridge through meters per second with fixed definitions (knot, international mile, Mach 1 = ISA sea level, Beaufort WMO bands at 10 m, vacuum c, plus linear SI and imperial rate units like km/s, fpm, ips, cm/s, and mm/s).
About Foot per Minute
Feet per minute is common for vertical speed in aviation and some HVAC airflow/velocity contexts.
About Kilometer per Second
Kilometers per second is used for very high speeds in space, astronomy, and physics contexts.
How to convert feet per minute to kilometers per second
1 foot per minute equals 0.0000050800000000000005 kilometer per second in this tool (via m/s):
1 fpm = (0.00508 m/s ÷ 1000 m/s) kmps = 0.0000050800000000000005 kmps
Each foot per minute carries 0.00508 m/s and each kilometer per second 1000 m/s, so one fpm equals 0.00508 ÷ 1000 kmps.
Let v(fpm) be the numeric speed in Foot per Minute (fpm), and v(kmps) in Kilometer per Second (kmps). Then:
v(kmps) = v(fpm) × (0.00508 / 1000)
Equivalently, divide by how many fpm fit into one kmps (m/s per kmps divided by m/s per fpm):
v(kmps) = v(fpm) ÷ 196850.3937007874
Examples
Example #1: Convert 10 fpm to kilometer per second
10 fpm = 10 fpm × (0.00508/1000) kmps = 0.0000508 kmps
10 fpm = 10 fpm ÷ 196850.3937007874 = 0.0000508 kmps
Example #2: Convert 50 fpm to kilometer per second
50 fpm = 50 fpm × (0.00508/1000) kmps = 0.000254 kmps
50 fpm = 50 fpm ÷ 196850.3937007874 = 0.000254 kmps
Summary
To convert Foot per Minute to Kilometer per Second, multiply the value in fpm by (0.00508 m/s per fpm) / (1000 m/s per kmps). Equivalently: value_kmps = value_fpm × (0.00508 / 1000). Numerically, 1 fpm equals 0.0000050800000000000005 kmps.
Relationship context
Both Foot per Minute and Kilometer per Second are expressed as fixed multiples of meters per second in this tool. Converting multiplies by the ratio of m/s per fpm to m/s per kmps, so results stay consistent with SI-based definitions (international mile, knot, feet, etc.).
Conversion tables
| Foot per Minute (fpm) | Kilometer per Second (kmps) |
|---|---|
| 0.1 | 0.000000508 |
| 1 | 0.00000508 |
| 2 | 0.00001016 |
| 3 | 0.00001524 |
| 4 | 0.00002032 |
| 5 | 0.0000254 |
| 6 | 0.00003048 |
| 7 | 0.00003556 |
| 8 | 0.00004064 |
| 9 | 0.00004572 |
| Foot per Minute (fpm) | Kilometer per Second (kmps) |
|---|---|
| 10 | 0.0000508 |
| 20 | 0.0001016 |
| 30 | 0.0001524 |
| 40 | 0.0002032 |
| 50 | 0.000254 |
| 60 | 0.0003048 |
| 70 | 0.0003556 |
| 80 | 0.0004064 |
| 90 | 0.0004572 |
| 100 | 0.000508 |