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MDCRS Service

MDCRS Service. Weather Observations from Aircraft FPAW November 11, 2005. MDCRS Service. ARINC receives weather observations from aircraft and reformats and distributes them to the NWS. Participating Airlines: AAL DAL UAL NWA UPS FX SWA. The MDCRS System. ACARS. Downlinks.

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MDCRS Service

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  1. MDCRS Service Weather Observations from Aircraft FPAW November 11, 2005

  2. MDCRS Service ARINC receives weather observations from aircraft and reformats and distributes them to the NWS. Participating Airlines: AAL DAL UAL NWA UPS FX SWA

  3. The MDCRS System ACARS Downlinks Computers Airline NADIN II BUFR Messages The MDCRSSystem ACARS ADNS FSL CPS NWS APN BUFR Messages ACARS Key: ACARS: Aircraft Communications Addressing and Reporting System ADNS: ARINC Data Network Services APN: ARINC Packet Network ATS: Air Traffic Services BUFR: Binary Universal Form for Data Representation CPS: Central Processing System FSL: Forecast Systems Lab MDCRS: Meteorological Data Collection and Reporting System NADIN: National Airspace Data Interchange Network NWS: National Weather Service Downlinks ATS Server (MDCRS)

  4. Steps to Improve MDCRS • Current provide about 3,000,000 obs. per month. • Add carriers who operate in data-sparse regions • Alaska Airlines, America West, Frontier, Air Canada Jazz, USA3000, Trans States • Regional carriers with RJs that use ACARS • Reduce communication costs by selecting most useful observations through “Optimization” • Select by flight number and phase of flight • Reduce number of redundant observations • Encourage use of standard format for MDCRS messages – ARINC 620.

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