time-distance graph

time-distance graph

[′tīm ′dis·təns ‚graf]

(aerospace engineering)

A graph used to determine the ground distance for air-route legs of a specified time interval; time-distance relationships are often simplified by considering air, wind, and ground distances for flight legs of 1-hour duration.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.