1. FAI/F3A Radio Control Aerobatics JUDGES TRAINING PRESENTATION
From January 2004

2. SCHEMATIC MANOEUVRE ILLUSTRATIONS
SCHEDULE P-05

3. P-05.01: Take-off sequence (Award only 0 or 10 points) 2700 TURN
Reversal of
pilot’s choice
520m
150m
300m
1200
900 TURN
ZERO LINE - Any flying behind zero line scores zero points.
If 270o turn and reversal is flown FAR outside of 60o right and left markers, score zero.
Either TEN or ZERO for take-off sequence.
Second attempt at take-off scores zero.

4. P-05.02 - Reverse Cuban eight, 4/8pt. roll first,
2/2pt. roll second, exit inverted
All part-loops must be same radius
All legs same length
True 45 degree angles
Lines equal before and after rolls
Roll rates may be different
5/8 loop
¾ loop
450 path
450 path
1/8
loop
Straight and level entry
Straight and level inverted exit

5. P-05.03 - Stall turn, 2/4pt roll up, neg. snap roll down
Entry and exit part-loops must be same radius
2/4-pt roll on middle of vertical line
2 of 4pt. roll up
1/4 loop
Straight and level entry

6. P-05.03 - Stall turn, 2/4pt roll up, negative snap roll down
Entry and exit part-loops must be same radius
Snap roll on middle of vertical line
Snap roll = NEGATIVE
Negative snap roll!
1/4 loop
Straight and level exit exit
(ideally on same level as entry)

7. P-05.04 - Reversed 4-point roll
Roll rates must be same on all points
Duration of points must be same
Middle of inverted flight is middle of manoeuvre
Look for reverse direction!
Straight and level
exit
Straight and level
entry

8. P-05.05 - Half square loop, full roll up, exit inverted
Straight and level inverted exit
1/4
loop
Both part-loops must be same radius
Roll on middle of vertical line
1/4
loop
Straight and level entry

9. P-05.06 – Inverted triangle loop with half rolls, inverted exit
Straight and level inverted entry
Straight and level inverted exit
3/8 loop
3/8 loop
450 path
450 path
All part-loops must be same radius
Entry and exit on same level
All legs 45 degree flight path
Equal length lines before and after rolls
1/4 loop

10. P-05.07 - Two-turn inverted spin
Straight and level inverted entry
Snap roll entry = ZERO
Weather-cocking to be downgraded - 1pt/15o
1/4 loop
Straight and level exit

11. P-05.08 – Loop with integrated slow roll over top 90o
Entry and exit at same height
Roll MUST be integrated with loop
Roll rate constant
Straight and level exit
Straight and level entry

12. P-05.09 - Half clover, 2/4-pt roll up, ½ roll down, exit inverted
3/4 outside
loop
3/4 outside
loop
All part-loops must be same radius
2/4-pt roll must be on middle of line
Vertical ascending and descending flight paths must coincide
2/4-pt roll on
middle of line
1/4 loop
Straight and
level entry

13. Straight and level inverted exit
P Half clover, 2/4-pt roll up, ½ roll down, exit inverted
3/4 outside
loop
3/4 outside
loop
All part-loops must be same radius
2/4-pt roll must be on middle of line
½ roll down must be on middle of line
Vertical ascending and descending flight paths must coincide
1/2 roll on
middle of line
1/4 loop
Straight and level inverted exit

14. P-05.10 - 45o up, with 4-point roll, exit inverted
Straight and level
inverted exit
Part loops must be same size
Entire manoeuvre centred over centre flag
Equal length of line before and after 4-pt roll
Roll rate same
Points of equal duration
Flight path must be 45o
1/8 loop
450 path
1/8 loop
Straight and
level inverted entry

15. P-05.11 – Humpty bump, 2/4-pt roll down, ½ roll up
(PULL-PUSH-PUSH) option of ¾-pt roll down, ¼ roll up
Straight and level
inverted entry
All part-loops must be same radius
Rolls must be on middle of lines
Roll rates may be different
Exit and entry ideally at same level
Half outside loop is inverted
1/8 loop
1/8 loop
½ roll up
2/4-point roll down
½ outside
loop

16. P-05.11 – Humpty bump, 3/4-pt roll down, 1/4 roll up
(PULL-PUSH-PUSH) option of 2/4-pt roll down, ½ roll up
Straight and level
inverted entry
All part-loops must be same radius
Rolls must be on middle of lines
With this option, roll rates are the same
Exit and entry ideally at same level
Half outside loop is inverted
1/8 loop
3/4-point roll down
½ outside
loop (inverted)

17. Straight and level exit
P – Humpty bump, 3/4-pt roll down, 1/4 roll up
(PULL-PUSH-PUSH) option of 2/4-pt roll down, ½ roll up
Straight and level exit
All part-loops must be same radius
Rolls must be on middle of lines
With this option, roll rates are the same
Exit and entry ideally at same level
Half outside loop is inverted
1/8 loop
¼ roll up
½ outside
loop (inverted)

18. Straight and level entry
P Reverse double immelmann, full roll, and 2/4-pt roll
inverted exit
Straight and level
inverted exit
Straight and level entry
2/4-pt roll
Roll rate must be same for all points
Duration of points must be equal
Roll rates may differ between pt-roll and continuous roll
½ outside loop
½ outside loop
Full roll

19. P-05.13 Goldfish, with 1/2 rolls
Straight and level inverted entry
1/8
loop
450 path
All part-loops must have same radius
Half rolls must be on middle of lines
Roll rates must be the same
Entry/exit altitude must be the same
3/4 loop
450 path
Straight and level exit
1/8 loop

20. P-05.14 Square loop, ½ rolls in vert. and 2/4-pt rolls in horiz.
All part-loops must be same radius
All rolls on middle of lines
All sides equal in length
Roll rates may be different between ½ rolls and 2/4-pt rolls.
1/4
loop
1/4
loop
1/4
loop
1/4
loop
1/4 loop
Straight and level entry
Straight and level exit

21. P-05.15 – Half reverse cuban 8, full roll up, exit inverted
All part-loops must be same radius
Roll on middle of 45o line
Entry and exit at same altitude
5/8 outside
loop
450 path
1/8
loop
Straight and level entry
Straight and level inverted exit

22. P-05.16 – 4/8-pt roll, with slow roll opposite
Entire manoeuvre is centred over flag
Roll rates between 4/8-pt and slow roll may be different
Reverse rotation is immediate
Entire manoeuvre
centred on flag
(from start to finish)
Straight and
level inverted entry
Straight and
level exit

23. P-05.17 - Humpty bump, positive snap roll up, exit inverted
(PULL-PULL-PUSH)
1/2
loop
Due to space limitations,
very little vertical
flight shown here
All part-loops must be same radius
Snap roll on middle of line
Snap roll is POSITIVE
Entry and exit at different altitudes
1/4
loop
Positive
snap roll
Straight and level inverted exit
1/4
loop
Straight and level entry

24. Straight and level inverted entry
P Vertical 8, top first, integrated ½ roll on centre
Both loops must be round
Both loops same size
½ roll MUST be integrated
Entry and exit same altitude
Straight and
level exit
Straight and level inverted entry
Integration of
half roll

25. Straight and level entry
P – Split S with full roll, inverted exit
No straight flight after roll
Full roll
Straight and level entry
1/2 outside
loop
Straight and
level inverted exit

26. P-05.20 – Opposite ¾ slow roll, inverted to inverted
Roll rate constant in both directions
Reversal is immediate (no pause)
Straight
and level
inverted entry
Straight
and level
inverted exit

27. P-05.21- Half square outside loop, 2/4-pt roll up, exit inverted
Straight and level inverted exit
1/4
loop
All part-loops same radius
2/4-pt roll on middle of vertical line
outside
loop
Straight and level inverted entry

28. Straight and level inverted entry
P Inverted spin, two turns opposite, 1/2 roll exit
Straight and level inverted entry
Snap entry scores zero!
Weather-cocking is downgraded 1pt/15o
Reversal is immediate
Vertical downline after spins
Half roll is part of manoeuvre
Reversal is immediate
Recognisable
straight flight here...
…before 1/2 roll
1/4 loop
Straight and
level exit, before turning

29. P-05.23 - Landing sequence (Award only 0 or 10 points) 1800 TURN 1800
150m
300m
1200
ZERO LINE - Any flying behind zero line scores zero points.
If 180o turns are flown FAR outside of 60o right and left markers, score zero.
Turns must be either level or descending.
Either TEN or ZERO for landing sequence.
No hot-dogging!

30. SCHEMATIC MANOEUVRE ILLUSTRATIONS
SCHEDULE F-05

31. F-05.01: Take-off sequence (Award only 0 or 10 points) 2700 TURN
Reversal of
pilot’s choice
520m
150m
300m
1200
900 TURN
ZERO LINE - Any flying behind zero line scores zero points.
If 270o turn and reversal is flown FAR outside of 60o right and left markers, score zero.
Either TEN or ZERO for take-off sequence.
Second attempt at take-off scores zero.

32. F-05.2 - Rolling loop, with one integrated roll
Loop must be round
Roll rate must be constant
Entry and exit at same altitude
Knife edge
at 90o point
Knife edge
at 90o point
Straight and level entry
Straight and level exit

33. Straight and level entry
F Half square loop on corner, 2/4-pt rolls, exit inverted
All part-loops must have same radius
Pt. rolls must be on middle of lines
45o paths must be equal in length
Straight and level
inverted exit
1/8 loop
450 path
outside
loop
450 path
1/8 loop
Straight and level entry

34. F-05.4 - Reverse humpty bump, full roll down, pos. snap up
(PULL-PUSH-PULL)
Straight and level
inverted exit
Straight and level
inverted entry
¼ loop
¼ loop
Positive
snap roll
Full roll
All part-loops must be same radius
Roll is on middle of line
Snap roll on middle of line
Snap roll is POSITIVE
Entry and exit at same altitudes
outside
loop

35. F-05.5 - Figure 6, with ½ roll down, exit inverted
Straight and level inverted entry
All part-loops must have same radius
Half roll must be on middle of line
Exit and ½ roll altitude does not have to coincide
¼ loop
This shape
also correct!
Straight and level inverted exit
3/4 loop

36. F-05.6 - Inverted hourglass, top first, 2/4-pt roll down
All part-loops must be same radius
Point-roll on middle of 45o line
Entry and exit on same level
All legs 45 degree flight path
Take note of entry and exit points!
3/8
outside
loop
3/8
outside
loop
450 path
450 path
Straight and
level exit
Straight and level
inverted entry
450 path
450 path
3/8
outside
loop
3/8
outside
loop

37. F-05.7 - Two-turn positive spin, exit inverted
Snap roll entry = ZERO
Vertical down line after spin
Weather-cocking to be downgraded - 1pt/15o
Straight and level entry
Straight and level inverted exit

38. F-05.8 - Opposite 3/4pt roll, inverted to inverted
Roll rate of point-rolls constant, and points must be of same duration
Reversal on centre-line
Entire manoeuvre centred on flag
Straight and level
Inverted exit
Straight and level
Inverted entry

39. Straight and level inverted entry
F Stall turn, 2/8-pt. roll up, ¾-pt roll down
Stall turn
Exit and entry part-loops must be same radius
2/8-pt. roll
1/4 loop
Straight and level inverted entry

40. Straight and level exit
F Stall turn, 2/8-pt. roll up, ¾-pt roll down
Stall turn
Exit and entry part-loops must be same radius
3/4 roll
1/4 loop
Straight and level exit

41. F-05.10 - Rolling circle with three rolls in opposite directions.
Roll rate must be constant.
Circle must be round
Second roll is to
INSIDE
First roll complete
and wings level
at 120o point.
Reversal is
immediate.
Second roll complete
and wings level
at 240o point.
Reversal is
immediate.
Rolling circle may be performed
towards runway, or away from runway
Third roll is to
OUTSIDE
First roll is to
OUTSIDE
Straight and level entry
Straight and level exit

42. F-05.11 - Half roll, half outside loop, with full roll
Straight and level exit
Full roll
No straight flight after ½ roll
No straight flight before full roll
1/2 outside
loop
½ roll
Straight and level entry

43. F-05.12 - Reverse avalanche, 1 ½ neg. snap roll, inverted exit
Straight and level inverted exit
Straight and level entry
Loop must be round
Snap must be NEGATIVE
Exit and entry at same altitude
1 ½ negative snap roll

44. F-05.13 - Reverse humpty bump, 2/8-pt. roll down, ¼ roll up
(PULL-PUSH-PUSH) option of 2/4-pt roll down, ½ roll up
Straight and level inverted entry
1/4 loop
FIRST OPTION SHOWN HERE
All part loops must be same radius
Rolls on middle of lines
Half loop must be inverted
2/8-pt. roll
1/2 outside loop
(inverted)

45. F-05.13 - Reverse humpty bump, 2/8-pt. roll down, ¼ roll up
(PULL-PUSH-PUSH) option of 2/4-pt roll down, ½ roll up
Straight and level exit
1/4 loop
FIRST OPTION SHOWN HERE
All part loops must be same radius
Rolls on middle of lines
Half loop must be inverted
1/4 roll
1/2 outside loop
(inverted)

46. F-05.13 - Reverse humpty bump, 2/8-pt. roll down, ¼ roll up
(PULL-PUSH-PUSH) option of 2/4-pt roll down, ½ roll up
Straight and level inverted entry
1/4 loop
1/4 loop
SECOND OPTION SHOWN HERE
2/4-pt.
roll
All part loops must be same radius
Rolls on middle of lines
Half loop must be inverted
1/2 roll
1/2 outside
loop
(inverted)

47. F-05.13 - Reverse humpty bump, 2/8-pt. roll down, ¼ roll up
(PULL-PUSH-PUSH) option of 2/4-pt roll down, ½ roll up
Straight and level exit
1/4 loop
1/4 loop
SECOND OPTION SHOWN HERE
2/4-pt.
roll
All part loops must be same radius
Rolls on middle of lines
Half loop must be inverted
1/2 roll
1/2 outside
loop
(inverted)

48. F-05.14 - Reverse golf ball from top, with ½ rolls
Straight and level entry
Straight and level exit
1/8 loop
1/8 loop
450 path
450 path
All part-loops same radius
½ rolls on middle of lines
Exit and entry altitude same
3/4 loop

49. F-05.15 – Half square outside loop, 1 ½ positive snap roll down
Straight and level entry
All part-loops same radius
Snap roll on middle of line
Snap roll = POSITIVE!
outside
loop
1 ½
POSITIVE
snap roll
1/4 loop
Straight and level exit

50. F-05.16 - Reverse knife-edge, exit inverted
Entire manoeuvre centred on flag
Roll rate constant
Knife-edge portions of equal duration &length
Straight and level
Inverted exit
Straight and
level entry

51. F-05.17 - Rolling half outside loop, with full integrated roll
Straight and level exit
Half loop must be round
Roll MUST be fully integrated
Roll rate must be constant and continuous
Straight and level inverted entry

52. Straight and level exit
F o down, 2/4-pt. roll, neg. snap roll opposite, ½ roll exit
Straight and level
entry
1/8 loop
entry
450 path
2/4-pt.
roll
All part-loops must be same radius
2/4-pt. and snap roll must be opposite
Snap roll = NEGATIVE
½ roll on exit is part of manoeuvre
2/4-pt. roll and snap roll on middle of 45o line
NEGATIVE
snap roll
1/8
loop
1/2 roll
Straight and level exit

53. F-05.23 - Landing sequence (Award only 0 or 10 points) 1800 TURN 1800
150m
300m
1200
ZERO LINE - Any flying behind zero line scores zero points.
If 180o turns are flown FAR outside of 60o right and left markers, score zero.
Turns must be either level or descending.
Either TEN or ZERO for landing sequence.
No hot-dogging!