1 nautical league (international)/hour = 18228.346457 fph; 1 fph = 5.5E-5 nautical league (international)/hour
um/s ↔ mm/s
fps ↔ mps
km/d ↔ kph
kph ↔ mps
mps ↔ mph
in/s ↔ mm/s
kph ↔ mph
kt ↔ mps
cm/s ↔ kph
fpm ↔ mps
cm/s ↔ mps
mm/s ↔ mps
mi/min ↔ yd/s