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Hangaaar IFR > RNAV > Flashcards

RNAV Flashcards

1
Q

What is RNAV

A

Any navigation system that permits point to point navigation with no requirement to fly over a ground based station.

Today it’s almost always GPS, but other systems exist.

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2
Q

How did we get the RNAV abbreviation?

A

aRea NAVigation

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3
Q

GNSS

A

Global Navigation Satellite System

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4
Q

GPS

A

Global Navigation System operated by the US Air Force

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5
Q

GLONASS

A

A Russian GNSS system similar to GPS

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6
Q

GPS is approved worldwide for

A

En route navigation, terminal procedures including arrivals (STARs), departures (SIDs), and Approaches.

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7
Q

How many GPS satellites are typically in orbit? How many constitute a “Full Deck”?

A

Usually 32 and 24 constitutes a full deck.

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8
Q

How many satellites does GPS need to see in order to produce a three-dimensional position?

A

At least 4

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9
Q

How is GPS augmented?

A

WAAS and LAAS

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10
Q

WAAS

A

Wide Area Augmentation System

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11
Q

LAAS

A

Local Area Augmentation System

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12
Q

What are the two categories of GPS augmentation systems?

A

SBAS and GBAS

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13
Q

SBAS

A

Satellite based augmentation system

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14
Q

GBAS

A

Ground-based augmentation system

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15
Q

Where are WAAS stations located?

A

On the ground, but it’s considered a Satellite Based Augmentation System

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16
Q

What is is the published accuracy of WAAS?

A

Three metres

17
Q

WAAS is only available in

A

North America

18
Q

New ICAO name for LAAS

A

GBAS - Ground Based Augmentation System

19
Q

How does GBAS work?

A

Depends on a VHF data link to provide ultra-precise correction to aircraft

Not yet deployed in Canada

20
Q

CDFA

A

Continuous Descent Final Approach

(Or Constant Descent Final Approach)

21
Q

Continuous Descent Final Approach

A

A technique consistent with stabilized approach procedures for flying the final approach segment of a non-precision instrument approach without level offs to appoint approximately 50 feet above the landing runway threshold

22
Q

RAIM

A

Receiver Autonomous Integrity Monitoring

Hangaaar IFR (23 decks)

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