Unit Converter: Speed (m/s, km/h, fps, mph, etc.)

Metric system

metre per secondm/s
metre per minutem/min
metre per hourm/h
kilometre per secondkm/s
kilometre per minutekm/min
kilometre per hourkm/h

United States customary units / Imperial units

foot per secondfps
foot per minutefpm
foot per hourfph
miles per secondmps
miles per minutempm
miles per hourmph

Others

knotkn
mach numberM
speed of lightc
* Round to the 14th decimal place.
* About the notation of "e": Numbers with many digits may be displayed as "1e9". This is a computer exponential notation, where “e” represents a power of 10.
1e3 = 103 = 1,000
1e6 = 106 = 1,000,000
1e9 = 109 = 1,000,000,000
1e-3 = 10-3 = 0.001
1e-6 = 10-6 = 0.000001
1e-9 = 10-9 = 0.000000001
日本語 / English

Metric system

1m/s=60m/min=60×60m/h1m/s = 60m/min = 60 \times 60m/h 1m/h=160m/min=160×60m/s1m/h = {\dfrac {1}{60}}m/min = {\dfrac {1}{60 \times 60}}m/s 1m/s=11000km/s=601000km/min=60×601000km/h1m/s = {\dfrac {1}{1000}}km/s = {\dfrac {60}{1000}}km/min = {\dfrac {60 \times 60}{1000}}km/h 1km/h=1000m/h=100060m/min=100060×60m/s1km/h = 1000m/h = {\dfrac {1000}{60}}m/min = {\dfrac {1000}{60 \times 60}}m/s

United States customary units / Imperial units

1fps=60fpm=60×60fph1fps = 60fpm = 60 \times 60fph 1mps=60mpm=60×60mph1mps = 60mpm = 60 \times 60mph

1mps=5280fps(1mi=5280ft)1mps = 5280fps \\ (1mi = 5280ft)

1fps=0.3048m/s(1ft=0.3048m)1fps = 0.3048 m/s \\ (1ft = 0.3048m)

その他

Knot

1kn=1nm/h=1852m/h1kn = 1nm/h = 1852m/h

Mach number

1M=340m/s1M = 340m/s

Speed of light

c=299792458m/sc = 299792458 m/s