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5LNC - background information

A web-based system developed by ICAO to meet the requirements set in Annex 11, Chapter 2, Appendix 2. Provides unique designator allocations for significant points not marked by radio navigation aids.

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5LNC - background information

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  1. 5LNC - background information • Annex 11, Chapter 2, Appendix 2 • Designators for significant points not marked by the site of a radio navigation aid • 1960’s –140 670 ICAO codes • APAC 27 535 • EUR/NAT 38 598 • MID 12 934 • WACAF 18 437 • SAM 18 629 • NACC 19 131 • ESAF 5 406 OCT 1983 + NOV 1985

  2. 5LNC - codes dispatch

  3. 5lnc – Traditional Registration

  4. 5LNC - Need for dynamic change • ICARD designed to • Meet requirements set in Annex 11, Chapter 2 (2.14) - Appendix 2 • Ensure unique designators allocations (ICAO Strategic Objective A) • Enhance 5LNCs management worldwide (ICAO Strategic Objective D)

  5. A web based system since 1998

  6. 2010 ICARD global 27 August 2010 : full transferfrom Eurocontrol to ICAO HQ Now available in all ICAO Regions

  7. ICARD for public users • ICARD direct access : • http://www2.icao.int/en/ICARD/default.aspx http://www.eurocontrol.int/icard/public/subsite_homepage/homepage.html ICARD menu for public users

  8. ICARD access for route planners https://portal.icao.int Route plannersneedprior registration

  9. ICARD- Authorised user menu

  10. Search for existing code

  11. Search5LNC withspecific pattern

  12. Searchsound-like 5LNC

  13. Randomsearchfromgivencoord

  14. Status of 5LNCs Codes for 5LNCs: • blue codes are available • Underlined 5LNCs are active and available for your region • the authorised user selects and proceeds with the request • If not active (not underlined) = available but belongs to another region • Contact your data manager who will coordinate with the other ICAO Region and check whether transfer is possible • orange codes are pending for approval • red codes are already allocated

  15. Posting a request

  16. Sound-likeproximityismandatory • 500NM is the radius currentlydetermined as safe for a soundinglikeproximity • Checking sound like proximity is the responsibility of the route planner • The route plannerwillcheck the adequacy of the resultsobtainedwith the « list » function • The data manager will refuse requests that are not safety checked and confirmed.

  17. Sound like check withlistview

  18. Proximity check with MAP view

  19. RemindingSafety issues Warnings are prompted to draw the authoriseduser’s attention on the necessity to modify the request.

  20. Check myrequest • Possible modifications for pending requests

  21. On-line Downloads

  22. Nextsteps to ICARD global • 5LNC listscomparison ICARD/AIPs • Clearing duplicates issues • atregionallevel • at global level Our next challenge : Develop a route designators system

  23. Merci ! Thankyou for your attention ! Nikki Goldschmid 林 琪 妮 ICAO EUR/NAT Paris - ICARD data manager ngoldschmid@paris.icao.int  Tel:  +33 (0)14641 8528

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