speed triangle

speed triangle

[′spēd ‚trī‚aŋ·gəl]
(navigation)
A vector diagram composed of vectors representing the actual courses and speeds of two craft and the relative course and speed; the third vector is the sum and represents them.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The van fitter finished 12th in the 600cc class in his first outing in 2004 and was smitten by the thrills the high speed Triangle circuit had to offer.