1. Crossing and Passing MA-AFAS
Tony Henley
BAE SYSTEMS
ASAS TN Second Workshop, 6-8 October 2003, Malmö

2. ASAS TN Second Workshop, 6-8 October 2003, Malmö
Basic Instructions
Pass 8NM behind target, then resume to WPT
Pass above/below target to LEVEL
Pass 8NM left/right of target, then resume to WPT
ASAS TN Second Workshop, 6-8 October 2003, Malmö

3. ASAS TN Second Workshop, 6-8 October 2003, Malmö
PASS BEHIND
Conditions
Two aircraft at same flight level
Lateral routes cross at angles (50°-140°)
Separation will be lost without course change
Action
[Instruct target aircraft to maintain heading]
Issue Pass Behind instruction
ASAS TN Second Workshop, 6-8 October 2003, Malmö

4. ASAS TN Second Workshop, 6-8 October 2003, Malmö
PASS BEHIND
ASAS TN Second Workshop, 6-8 October 2003, Malmö

5. Implementation Sequence
Identify conditions for application
Identify Target
Issue Instruction
Implement and monitor instruction
ASAS TN Second Workshop, 6-8 October 2003, Malmö

6. ASAS TN Second Workshop, 6-8 October 2003, Malmö
Identify Target
ASAS TN Second Workshop, 6-8 October 2003, Malmö

7. ASAS TN Second Workshop, 6-8 October 2003, Malmö
Issue Instruction
ASAS TN Second Workshop, 6-8 October 2003, Malmö

8. Implement Instruction
ASAS TN Second Workshop, 6-8 October 2003, Malmö

9. ASAS TN Second Workshop, 6-8 October 2003, Malmö
Video
ASAS TN Second Workshop, 6-8 October 2003, Malmö

10. ASAS TN Second Workshop, 6-8 October 2003, Malmö
Rome - Flight Results
ASAS TN Second Workshop, 6-8 October 2003, Malmö

11. ASAS TN Second Workshop, 6-8 October 2003, Malmö
End
ASAS TN Second Workshop, 6-8 October 2003, Malmö

12. ASAS TN Second Workshop, 6-8 October 2003, Malmö
PASS ABOVE
Conditions
Aircraft have similar lateral routes
Lead aircraft is slower than trailing aircraft
Lead aircraft is above trailing aircraft
Trailing aircraft wishes to climb
Action
[Instruct lead aircraft to maintain altitude]
Issue PASS ABOVE instruction
ASAS TN Second Workshop, 6-8 October 2003, Malmö

13. ASAS TN Second Workshop, 6-8 October 2003, Malmö
PASS ABOVE
ASAS TN Second Workshop, 6-8 October 2003, Malmö

14. ASAS TN Second Workshop, 6-8 October 2003, Malmö
PASS ABEAM
Conditions
Aircraft operating at same flight level
Aircraft on same lateral route
Trailing aircraft faster than lead aircraft
Action
[Instruct lead aircraft to maintain speed]
Issue PASS instruction to trailing aircraft
ASAS TN Second Workshop, 6-8 October 2003, Malmö

15. ASAS TN Second Workshop, 6-8 October 2003, Malmö
PASS ABEAM
ASAS TN Second Workshop, 6-8 October 2003, Malmö

16. ASAS TN Second Workshop, 6-8 October 2003, Malmö
Variations
Spacing
Can be specified by controller
Defaults: 1000ft vertical, 8NM lateral
Resume
to waypoint
own navigation
ASAS TN Second Workshop, 6-8 October 2003, Malmö