To ATS units however there are many different ways in There is clearly a need to pass this information Navigation performance in a particular region of air. Of a known satellite outage and predict its impact on Rately predictable so it is possible to model the effects Removal from service, of an individual satellite in theĬonstellation. The most common form of outage will be the failure, or May result in performance outages in particular areas. There will inevitably be times when individual GNSSĮlements will not conform to their specifications. Terms of distances and bearings from specific aids. Outages generally relying on other available navigationĪids in the local area. Navigation aid is immediately apparent to the Air Traf-įic Controller responsible for that portion of airspace.Īlternative procedures are in place to manage such Rently relies on ground-based navigation aids strategi-Ĭally positioned to provide navigation services to air-Ĭraft on those routes. Has been a straightforward task controlled within na. The current operational status of non-visual navigationĪids within their area of responsibility. The EGNOS system and Air Traffic Control.Īnnex 1 I to the Convention on International CivilĪviation requires that ATS units be kept informed of One such requirement is the interface between One of the roles of EURO-ĬONTROL is to provide user requirements for the Partners in the European Tripartite Group - ESA and
Gramme in co-ordination with its Member States and its EURO-ĬONTROL is currently supporting the EGNOS pro. (ATS) units to be aware of the system status. There will be a requirement for Air Traffic Services Primary means of navigation in controlled airspace When aircraft are using GNSS as either the sole or The Interface Between GNSS and Air Traffic Control
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