ATS Coding

Question 1

Letter-letter-number identifiers

Answer 1

Smaller, secondary aerodromes

Question 2

Number letter identifiers

Answer 2

NDBs or private air navigation facilities
(can be number-letter or letter-number)

Question 3

2 letter identifiers

Answer 3

For NDBs, and certain DMEs

Question 4

3 letter identifiers

Answer 4

For VORs, VORTACs, TACAN, certain NDBs, MSC (Meteorological Service of Canada) facilities, meteorological stations

Question 5

4 letter identifiers

Answer 5

For most aerodromes (ICAO approved codes)

Question 6

5 letter identifiers

Answer 6

Pronounceable identifiers, serve as fix name and computer code for airway intersections

Question 7

Information on IFR FDE

Answer 7

Aircraft identification
Aircraft type
Altitude
Speed
Point of departure, route, destinations

Question 8

Analog instruments: wind speed round to nearest ____ knots, wind direction to nearest ___ degrees

Answer 8

5
10