observer scanner training navigational assistance section 4 by 1st lt. alan fenter
TRANSCRIPT
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Observer Scanner Training
Navigational AssistanceSection 4
by 1st Lt. Alan Fenter
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Level II Technician Rating
Section 1: Introduction/Maps & Charts
Objective:Discuss air navigation, the reason the Observer’s role in navigation, and the map information necessary for navigation.
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Observer’s role
During SAR operations, the pilot may not be able to perform all navigational duties.
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Level II Technician Rating
Check for Understanding
Define air navigation
The process of determining the geographic position and of
maintaining the desired direction of an aircraft relative to the
surface of the earth.
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Check for Understanding
Why does the observer provide navigational assistance during a search?The pilot is unable to perform all
navigational duties and fly precise patterns safely at the
same time.
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What four types of information does the navigation map provide?
1. Present Position
2. direction and route to travel
3. distance to travel
4. geographic features (man-made & natural)
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Section 2:
Objective:Discuss the various features of a navigation map by matching each feature with the proper characteristic.
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Maps and Charts
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Written explanation of symbols, projections, and other map features.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Lakes, streams, canals, and swamps.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Man-made construction such as highways.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Physical features related to height of land surfaces.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Height of a particular terrain above sea level.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Name of color on maps that indicates different elevations.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Imaginary line on ground on which all points have the same elevation.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Sea Level.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
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Section 3: Map Interpretation
Objective:Discuss map interpretation and it’s role in a simulated search situation.
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What is as significant in air navigation as interpreting what is seen on the map?Making a comparison outside the
airplane.
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What are the values of landmarks in a search?
Serve as reference points and help in execution of precise
search patterns.
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What is the purpose of a graphic scale on a map?
Provide stature mile measurements.
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What must the observer consider when calculating the amount of time to fly from one place to another?
General weather conditions
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What is the value of studying the navigation map before takeoff?
Distinctive features that ensure the course is correct can be easily
recalled.