MIL-STD-1477 Symbols for Army System Displays MetricThis standard prescribes the physical characteristics of ground and air track symbols, unit/installation symbols, control measures symbols, equipment symbols, and associated alphanumeric information for U.S. Army Combined Arms system displays which are generated by electronic, optic, or infrared technology and presents information in real time or near-real time.

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MIL-STD-1477C(MI)

unengageable, and speed and heading vectors. A common meaning and location discipline shall be used across display modes and symbol modifier applications.

5.1.1.1.3 Landmark symbols. Landmark symbols which aid an operator to correlate a visually detected track to a graphically displayed track shall conform to Table III.

5.1.1.1.4 Special symbols. Special symbols associated with the display of engagement symbols, tabular information, and ground fire planning shall conform to Table IV.

5.1.1.1.5 Symbol and modifier activation. No more than two sequential key actions shall be required to activate basic classes of symbols and symbol modifier categories.

5.1.1.2 Tactical force operations applications.

5.1.1.2.1 Units and installations symbols.

5.1.1.2.1.1 Basic units and installations. Symbols for basic units and installations, including coding modifiers for current and future locations and identification, shall conform to Table V.

5.1.1.2.1.2 Fields. Fields that provide essential information in the form of graphic modifiers, alphanumerics, and abbreviations shall be located outside the basic unit and installation symbols. Fields shall be oriented around the basic symbol as shown in Tables VI and VII. No more than 12 fields shall be used.

5.1.1.2.2 Unit role modifiers. These modifiers shall be used inside the basic unit symbol and shall conform to Table VIII. Role modifiers shall be displayed continuously with the unit symbol.

5.1.1.2.3 Installation role modifiers. These modifiers shall be used inside the basic installation symbol and shall conform to the following tables for the applications indicated:

Table IX: Collecting Table X: Electronic Table XI: Logistic supply Table IX: Other logistic

5.1.1.2.4 Control measures. Symbols for control of Army forces are separated into three major categories: Ground Environment, Air Environment, and Special.