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  1. TPC
    • 1:500,000
    • Tactical Pilotage Chart
    • Lambert Conformal
  2. Lambert Conformal
    • Parallels: equally spaced concentric circles
    • Meridians: straight lines converging at poles
    • Scale: constant distance
    • Great Circle: Plot as straight lines
  3. Course
    intended flight path
  4. heading
    angular distance of the aircraft's longitudinal axis from a reference
  5. Track
    acual flight path over the ground
  6. Variation
    angular difference between true north and magnetic north
  7. isogonic line
    connects points of equal variation
  8. Mag Var Formulas
    • MC=TC - East Var
    • MC=TC + West Var
  9. Each time zone is centered on a meridian that is a multiple of ________ degrees.
  10. On lambert conformal one nautical mile equals __________ and can be measured along a __________ line.
    one minute of arc , longitude
  11. All merdians of Lambert conformal charts are oriented toward (true/magnetic) north pole.
  12. _________ is a chart made from a cylindrical projection.
  13. Primary and Secondary Compass Systems
    Primary: Remote Gyro Vertical Compass Card

    Secondary: Stand-by Compass (Wet Compass)
  14. Three types of Electronic Navigation
    Signals from Ground Stations (TACAN, VORTAC etc)

    Self Transmitted Signals (Radar, Doppler etc)

    Inertial Navigation System
  15. Tacan radials are (true/magnetic)
  16. For every ______ degrees celsius the temperature varies from standard, the altimeter will be in error ______%.
    11 , 4
  17. Enroute winds from a forecaster are ______ winds while surface winds received from ATC and Approach/Departure Control are ________ winds.
    true, magnetic
  18. Drift Angle
    the angle between true heading and track
  19. Air Vector
  20. Ground Vector
  21. 10% Rule
    if the crosswind component is 10% of true airspeed, the Crab Angle should be 6 degrees.
  22. Crab Angle
    amount of correction an aircraft must be turned into the wind in order to maintain desired course
  23. The primary purpose of a jet log is _______.
    fuel management
  24. How do you find CAS?
    IAS corrected for instrument error
  25. How do you find GS?
    TAS corrected for head or tail winds
  26. In order to find TAS, what information do you need?
    PA, CAS, OAT
  27. What information do you need to find the Mach number?
    CAS and PA
  28. What information do you need to calculate inflight winds?
    TK, TAS, Winds
  29. What are the 4 steps in flight planning?
    • 1. True course and direction
    • 2. True heading and Ground speed
    • 3. Estimate time en-route using GS
    • 4. Use time to estimate fuel consumption.
  30. What is the main means of Navigation?
    Dead Reckoning
  31. What are the 4 factors of Navigation?
    Speed, Position, Direction, Time
  32. How many great circles are Latitude Lines, Which ones?
    1, Equator
  33. What is the prime meridian?
    The Great Circle that passes through Greenwich England
  34. What is the 180 meridian?
    International Date Line
  35. What are the main instruments used in Navigation?
    Clock, BDHI, and Airspeed Indicator
  36. What are the 2 secondary instruments used in navigation?
    Altimeter, OAT Gauge
  37. What is the Remote Gyro Vertical Compass Card?
    The BDHI. It is the primary means of direction.
  38. What are forms of Ground Based Radar?
  39. What are forms of space based radar?
  40. What are Longitude great circles referred to as?
  41. What are the two types of charts used in Air Navigation?
    • Operational Navigation Chart (ONC)
    • Tactical Plan Chart (TPC)
  42. What is a Lambert Conformal Chart?
    A conformal chart where the parallels are curved and the straight lines are the meridians
  43. What is used to measure True Course?
  44. What is the plotter used for?
    To measure direction
  45. What are Dividers used for?
    To measure distance
  46. How many degrees are in 1 hour of rotation?
  47. How do you find IAS?
    Read it off of the cockpit gauge
Card Set
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Navigation Knowledge