Speed conversion calculator

Convert

11.11 m/sec
666.7 m/min
40 km/hr
960 km/day
62720 km/wk
12.15 yard/sec
729.1 yard/min
0.41425 mile/min
24.85 mile/hr
596.5 mile/day
38972 mile/wk
21.6 nautical mile/hr
518.4 nautical mile/day

Compare

Compare 40 km/hr to speed standards from:
Cars • Planes • Physics • Nature •

Average human walking • Svetlana Masterkova 1996 - 1 mile run • Hicham El Guerrouj 1999 - 1 mile run • Florence Griffith-Joyner 1988 - 100m sprint • Usain Bolt 2009 - 100m sprint • Unladen swallow • Ostrich - fastest animal on 2 legs • Cheetah - fastest runner • Black marlin - fastest swimmer • Horse-fly - fastest insect • Golden eagle max airspeed • Peregrine falcon - fastest flyer •

References

Speed of light
Speed of sound
Speed of unladen swallow