Glossary of display terms

gnat-profileGLOSSARY OF TERMS:

1. Red Gnat 1 – the leading aircraft when the team is in formation

2. Red Gnat 2 – the second aircraft when the team is in formation

3. Red Gnat 3 – the third aircraft when the team is in formation

3. Erect Flight – the aircraft is flying the “correct” way up

4. Inverted Flight – the aircraft is flying “upside down”

5. Echelon Right – the two / three aircraft are in close formation (around 10 feet apart) with the second / third aircraft to the RIGHT and slightly BEHIND the first / second

6. Echelon Left – the two / three aircraft are in close formation (around 10 feet apart) with the second / third  aircraft to the LEFT and slightly BEHIND the first / second

7. Line Astern – the second / third aircraft are in close formation (around 10 feet apart) and directly BEHIND and BELOW the first / second

8. Crowd Centre – the central “aiming” point of the crowd for display pilots. It is sometimes actually at the centre of the display site, or may be offset for logistical reasons.

9. Display Line – an imaginary line which the display pilot uses as a reference along which to fly

10. 230 metre line – a specific DISPLAY LINE that marks a distance of 230 metres from the crowd. This line must NEVER be crossed by aircraft operating at more than 330 mph during the display

11. 430 metre line – a specific DISPLAY LINE that marks a distance of 430 metres from the crowd.

12. “A” Axis – the specific name for the DISPLAY LINE, it runs from CROWD LEFT to RIGHT

13. “B” Axis – the specific name for an imaginary line the runs at 90 degrees to the “A” Axis and crosses it at CROWD CENTRE

14. The 45 degree axis – an imaginary line which starts at the DISPLAY LINE and runs AWAY from the crowd at 45 degrees

15. Full Aileron Deflection – Provides the maximum roll rate for the aircraft in its longitudinal axis

16. “G” (i.e. 3G) – The gravitational force on the aircraft expressed in units of the Earth’s gravitational pull.

17. “Smoke” – The aircraft smoke system which produces brilliant white smoke emanating from the aircraft jet pipe. This is produced by diesel fuel coming into contact with the aircraft jet pipe exhaust.

18 “Vic” – a symmetric V-shaped flight formation

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