FM 6-16 CHAPTER 2 METEOROLOGICAL TABLES AND CHARTS SECTION I. GENERAL TABLES AND CHARTS FOR METEOROLOGICAL MESSAGES 2-1. GENERAL The tables and charts included in this chapter are used for computing general meteorological data for all types of meteorological messages. 2-2. ZONE STRUCTURE OF ATMOSPHERE For convenience in computing, reporting, and applying corrections, the standard atmosphere is further identified by dividing it into zones for standard heights. The zones for the various meteorological messages are illustrated in figure 2-1. 2-3. HORIZONTAL DISTANCE TABLES a. Horizontal distance tables are computed for the standard heights of the zone structure as shown in figure 2-1 and for a curved Earth surface according to the following formula: b. In this formula, D is the arc distance of the Earth's surface in meters and is the elevation angle to a balloon at standard height H.
DesignationFM 6-16
EditionMar 1982
StatusSuperseded
Pages144
FunctionFires
CollectionRecent Archive
Public domain (U.S. Government work)