constant of the cone


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constant of the cone

[′kän·stənt əvthə ′kōn]
(mapping)
The chart convergence factor for a conic projection.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

constant of the cone

constant of the cone
The ratio of convergence between any two meridians on a map or a chart to the actual change of longitude between them. Constant of the Cone = Sector Angle/360 = Chart Convergence/Change of Longitude.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
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