Hodograph

A hodograph is a diagram that gives a vectorial visual representation of the movement of a body or a fluid. It is the locus of one end of a variable vector, with the other end fixed.[1] The position of any plotted data on such a diagram is proportional to the velocity of the moving particle.[2] It is also called a velocity diagram. It appears to have been used by James Bradley, but its practical development is mainly from Sir William Rowan Hamilton, who published an account of it in the Proceedings of the Royal Irish Academy in 1846.[2]

Hodograph plot of upper air winds from radiosonde
  1. ^ "AMS Glossary of Meteorology : Hodograph". Archived from the original on 2007-08-17. Retrieved 2007-05-30.
  2. ^ a b Chisholm, Hugh, ed. (1911). "Hodograph" . Encyclopædia Britannica. Vol. 13 (11th ed.). Cambridge University Press. p. 558.

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