General fitness, health and nutrition · Public discussion

More WAAS anomalies

Started by druidh · · Last activity · 2 posts · 285 views

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General fitness, health and nutrition
Published
30 August 2005
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31 August 2005
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druidh
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  1. Just uploaded my recorded track from Mullach Na Dheiragain into both
    Anquet and GPSU. Anquet calculated the route as a total ascent of 1,522
    metres - which is more than I'd expected. GPSU shows a total ascent of
    3,823 metres!!

    Anquet, of course, recalculates ascent based upon its own altitude data,
    whereas GPSU is just showing what my GPS (Geko 301) recorded. I've just
    checked and I see that I'd (unusually) left in in WAAS mode. Looking
    at the trackpoints in detail shows some wild swings in altitude. For
    instance, I've got a range of 974 to 1022 metres while sitting at the
    summit.

    When oh when will WAAS/EGNOS be usable??

    druidh

  2. On Tue, 30 Aug 2005 23:11:00 GMT, druidh <[email hidden]>
    wrote:

    | When oh when will WAAS/EGNOS be usable??

    Soon, or next year. :-( Where have I heard this before :-(

    From uk.rec.gps

    | <http://www.esa.int/esaCP/SEMFQA808BE_Improving_0.html>
    |
    | Initial operations for EGNOS
    | 28 July 2005
    |
    | The European Satellite Services Provider (ESSP) has begun the Initial
    | Operations Phase of the European Geostationary Navigation Overlay
    | Service (EGNOS), following the successful conclusion of negotiations
    | with the European Space Agency.
    |
    | During the Initial Operations Phase, the responsibility for providing
    | the EGNOS signal and data will be transferred from the development
    | agency (ESA) to the operator (ESSP). During this phase, the ESSP will
    | technically qualify and optimise EGNOS operations.
    |
    | The EGNOS open service will be declared available in early 2006, once
    | the operations have been proven to be stable and robust. The open
    | service will be free of direct user charges and will support all except
    | safety-of-life applications.
    |
    | The ESSP will work towards the certification of the EGNOS system by
    | national regulatory authorities (for example, Civil Aviation
    | Authorities) for use in safety-critical applications. This should enable
    | EGNOS Safety-of-Life Services in 2007, following completion of the
    | certification process.
    |
    | The ESSP has been created by the major European air navigation service
    | providers - AENA (Spain), DFS (Germany), DSNA (France), ENAV (Italy),
    | NATS (United Kingdom), NAV (Portugal) and skyguide (Switzerland). The
    | mission of ESSP is to be the operator of the EGNOS system and the
    | provider of EGNOS safety critical services.
    |
    | EGNOS is the European augmentation service for GPS (Global Positioning
    | System) and GLONASS (Global Orbiting Navigation Satellite System). EGNOS
    | transmits wide area differential and ionospheric corrections and
    | associated integrity information to users by means of geostationary
    | satellites, delivering enhanced navigation performance.
    |
    | EGNOS has been under design, development and progressive deployment
    | since 1997, culminating in its industrial deployment with the success of
    | the ESA milestone Operational Readiness Review (ORR) on 16 June 2005.
    | The transition from the ORR to the Initial Operations Phase is a key
    | step for the progression of European satellite navigation policy and its
    | implementation.
    |
    | EGNOS is a joint project of the European Space Agency, the European
    | Commission and Eurocontrol - the European Organisation for the Safety of
    | Air Navigation. ESA is in charge of the system development and technical
    | qualification. The system design and development has been carried out by
    | an industrial consortium under the leadership of Alcatel Space.
    |
    | EGNOS is Europe's first step in satellite navigation, paving the way for
    | Galileo, the future civil global positioning system.
    |
    | --
    | Goalie of the Century

    --
    Dave Fawthrop <dave hyphenologist co uk>
    "Intelligent Design?" my knees say *not*.
    "Intelligent Design?" my back says *not*.

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