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Government/Industry Aeronautical Charting Forum (ACF) Meeting 02-01 ~ May 1 - 2, 2002 New Charting Topic 02-01-145 WAAS LPV Charting Requirements Hank.

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Presentation on theme: "Government/Industry Aeronautical Charting Forum (ACF) Meeting 02-01 ~ May 1 - 2, 2002 New Charting Topic 02-01-145 WAAS LPV Charting Requirements Hank."— Presentation transcript:

1 Government/Industry Aeronautical Charting Forum (ACF) Meeting ~ May 1 - 2, 2002 New Charting Topic WAAS LPV Charting Requirements Hank Cabler, AFS-400

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3 Performance Comparison LNAV/VNAV (556 m by 50 m) LPV (40 m by 50 m) GLS (40 m by 12 m)

4 Proposed Lateral Obstacle Clearance Criteria (comparison to LNAV and LNAV/VNAV)

5 Proposed Criteria  WAAS NSE Does Not Degrade with Distance from Threshold.  At 668’ HAT, WAAS and ILS NSE are Equivalent.  Above 668’ HAT, LPV Uses ILS OCS.  Validate Use of ILS Criteria Adjusted for 50 M Vertical Alert Limit

6 LPV Estimated Minima Average:272 ft Median:250 ft % < 258ft:81% 5073 runway ends at 1534 airports APV 1.0

7 Estimated HAT for Vertically Guided Approaches--Summary 5073 runway ends at 1534 airports


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