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8/2/2019 Hw1 - Basic Concept
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ADVANCE NAVIGATION EXERCISE 1
HOMEWORK 1 : Q3, Q4, Q5, Q11, Q18, Q24
GEOGRAPHICAL COORDINATION
1. What is the Change of Latitude between the following positions:7120N to 8645 N over the north pole
2. Give the shortest distance in nautical and kilometers between the following position
:
62 00N 093 00 E 62 00N 087 00 W
3. City A and City B are in Southern Hemisphere at difference longitude. Flying from
A to B. What is the position of the rhumb line relative to the great circle course ?
4. A great circle has its North vertex at 70 N 130 E . What is the position of its South
vertex
5. A great circle has its North vertex at 70 N 130 E , at what longitudes and in what
direction would the great circle cross the equator :
( assuming initial direction is east from northern Vertex )
6. What is Departure ?
7. What is Parallel of Latitude ?
8. What is the meridian ?
9. What is Great Circle ?
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ADVANCE NAVIGATION EXERCISE 1
10. What is rhumb line ?
DEPARTURE
11. POSITION A : 53N 10W
POSITION B : 53N 15E
POSITION C : 27N 10W
POSITION D : 27N 15E
a. Find the rhumb line distance from A to B
b. Find the departure from D to C
12. An aircraft leaves position G in Latitude 40 S and flies the following Rhumb
Line tracks and distances :
G to H : 180 T , 240 NM
H to J : 270 T , 240 NM
J TO K : 000 T , 240 NM
What is the rhumb line bearing and distance of K from G
DIRECTION
13. What is isogonic line ?
14. What is magnetic variation ?
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ADVANCE NAVIGATION EXERCISE 1
15.. What is the magnetic deviation ?
16. What is heading ?
17. What is track ?
17a. What is course ?
WIND TRIANGLE
18. MD-90 lose all the FMC over South China Sea at fix ELATO, Captain intend to fly
directly to Kaohusing International Airport ( RCKH) by a fix heading. Airplane is
cruising at FL 270 with Mach 0.79. Outside air temperature is -36 C . Wind is
060 T / 25 knots. Magnetic course from ELATO to RCKH is 090 . Variation is
3W . In order to fly to RCKH, what magnetic heading should be maintained ?
19. Boeing 777 is cruising at FL350 with Mach No. 0.84 , outside air temperature( static ) is - 50 C, find the True Airspeed ( TAS ) .
20. If outside Air Temperature is known, what is the equation to find speed of sound ?
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ADVANCE NAVIGATION EXERCISE 1
21. Airplane is maintaining true course 1600 . Wind is 0950 ( T) at 15 kt. True airspeed
is 150 kt. Answers the following questions:
a) Draw an approximate vector diagram ( indicate where is the wind
angle (ww) )
b) What is the rule of thumb equation to find crosswind ?
c) What is the rule of thumb equation to calculate the sine of angle ?
d ) What is the rule of thumb equation for wind correction angle ?
e) What is the rule of thumb equation to find headwind component ?
f ) What is the rule of thumb equation to find ground speed ?
22. A MD-90 has failed all the FMC over South China Sea and divert to Hong Kong.
What Magnetic heading should it fly ?
Magnetic Course to Hong Kong : 008
Variation : 2 W
Wind = 300 / 20 kt ,TAS = 480 knots
23.. You are landing on runway 23. Wind is 210 at 20 knot. Aircraft approach speed is
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ADVANCE NAVIGATION EXERCISE 1
130 knot.
a) What is the cross wind component ?
b) What is the ground speed ?
24. Wind at 340 ( T) at 25 kt , airplane plan to fly the true course 180 . It has a True
airspeed 150 kt.
Draw an approximate vector diagram
25. Fill in the blank box with the correct answers :
Mag
Course
WIND
Dir (T)/ Spd
VAR Mag
HDG.
MachNo.
P.Altitude TEMP
TAS
GS DIST TIME to go
315 040/30 7W 0.4 3000 15C 88NM
324 340/20 6E 0.6 9000 -10C 105NM
162 210/20 14W 0. 7 2 8000 -55C 1312NM
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