Speed conversion: Horse-fly - fastest insect: 145 km/hr

Speed m/sec m/min m/hr m/day m/wk km/sec km/min km/hr km/day km/wk mm/sec mm/min mm/hr mm/day mm/wk in/sec in/min in/hr in/day in/wk ft/sec ft/min ft/hr ft/day ft/wk yard/sec yard/min yard/hr yard/day yard/wk mile/sec mile/min mile/hr mile/day mile/wk nautical mile/sec nautical mile/min nautical mile/hr nautical mile/day nautical mile/wk mach c (speed of light)

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40.28 m/sec

2.417 km/min

145 km/hr

3480 km/day

227360 km/wk

44.05 yard/sec

1.502 mile/min

90.1 mile/hr

2162 mile/day

141275 mile/wk

1.305 nautical mile/min

78.29 nautical mile/hr

0.11736 mach

Compare

Compare 145 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