The flashcards below were created by user
JGrizz84
on FreezingBlue Flashcards.
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Equidistant from the poles is an imaginary circle called...
Equator
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Drawn from pole to pole at right angles to the equator
Meridians of longitude
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Used as the zero degree line
Prime meridian
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Lat and Long: which is stated first?
Latitude
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Where longitudinal meridians converge
True North
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Attracts the needle of a compass
Magnetic North
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Angular difference b/t true north and magnetic north
Magnetic variation
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Depicted on sectional charts using dashed magenta colored lines
Isogonic lines (equal variation)
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Points where magnetic north and true north are the same
Agonic line
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Course measured with respect to true north (using lat and long
True Course (TC)
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Course with respect to magnetic north
Magnetic course (MC)
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Time at the prime meridian and is represented in aviation operations by the letter Z
Coordinated Universal Time (UTC)
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Converting Zulu time
- EST +5
- CST +6
- MST +7
- PST +8
- Subtract 1 hour for daylight saving time
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Magnetic compass deflection
Deviation
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VFR cruising altitudes
- Apply at or above 3,000' AGL
- Magnetic course 000d to 179d fly at odd thousands plus 500
- Magnetic course 180d to 359d fly at even thousands plus 500
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Navigation: what to know
- Starting point
- Ending point
- Distance to travel
- Wind
- Aircraft speed
- Aircraft fuel capacity/burn rate
- Aircraft load
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Computations of direction and distance from a known position
Dead reckoning
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Navigation by reference to visible landmarks
Pilotage
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The use of radio aids
Radio navigation
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Methods of navigation
- Dead reckoning
- Pilotage
- Radio navigation
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3 main VFR charts
- Sectional (most common*****)
- VFR terminal area charts
- World aeronautical chart
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1:500,000 scale
Sectional aeronautical chart
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1:250,000 scale
VFR terminal area chart
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1:1,000,000 scale
World aeronautical charts
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Includes airport data, nav aids, airspace, and topography
Sectional aeronautical charts
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Connecting points on the Earth of equal elevation
Contour lines
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MEF - Maximum Elevation Figure
Ensures you are clear of all obstructions in that area 125 = 12,500'
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Pictorial representation of a portion of the Earth's surface upon which lines and symbols in a variety of colors represent features and/or details that can be seen on the Earth's surface.
VFR sectional charts
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Shown by boxing airport name
FAR 93
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Airports where fixed wing special visual flight rules operations are prohibited
FAR 91; Shown by "NO SVFR" above airport name
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Shown by a broken magenta line
NSA
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Line of magnetic bearing extending outward from the VOR station
Radial
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Network of satellites who’s orbits are arranged so that at least six satellites are always within line of sight from almost everywhere on Earth's surface
Space network
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2 types of GPS control segments
- Master control station
- Monitor stations
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