Post on 13-Dec-2015
transcript
Observer Scanner Training
Navigational AssistanceSection 4
by 1st Lt. Alan Fenter
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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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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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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Check for Understanding
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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Check for Understanding
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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Check for Understanding
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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Check for Understanding
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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Check for Understanding
Sea Level.
Contour LineCultural features
Drainage features
Gradient tints
Legend Relief features
Spot elevationZero contour line
Level II Technician Rating
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.