wide area augmentation system (waas)
DESCRIPTION
Wide Area Augmentation System (WAAS). Dan Hanlon WAAS Program Manager. WAAS Commissioned! For IFR Aviation Use – July 10, 2003. WAAS Capabilities. FAA Makes WAAS Available For Non IFR Aviation Use In August 2000 Signal Available At Surface For All Users Initial Operating Capability (IOC) - PowerPoint PPT PresentationTRANSCRIPT
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 1
Wide Area Augmentation System(WAAS)Dan Hanlon
WAAS Program Manager
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 2
WAAS Commissioned! For IFR Aviation Use – July 10, 2003
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 3
WAAS Capabilities
FAA Makes WAAS Available For Non IFR Aviation Use In August 2000– Signal Available At Surface For All Users
Initial Operating Capability (IOC)– FAA Commissions System For IFR Use On July 10, 2003– 100% Coverage CONUS & Alaska From 100,000 Ft. To
Surface– Horizontal Accuracy 1.5M– Vertical Accuracy 3M– Better Than 99.99% Availability Of System– 95% Availability In CONUS Of Precision Approach
• 350’ Minimum– WAAS Specific Approaches (LPV) Published
• Sep 2003 - 250’ Minimums
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 4
WAAS Components
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 5
Development Activities
Full Operating Capability (FOC) Development Underway System Enhancements:
– More Efficient Monitor Algorithms– 13 Additional WRSs To Improve Availability And Coverage
• 4 Alaska• 5 Mexico• 4 Canada
– Provide Two GEO Satellites In View To All Users– Enhancing The Terrestrial Communications– Enhanced O&M Efficiency– Equipment Upgrade Using COTS When Feasible
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 6
WAAS Schedule IOC (Initial Operating Capability) Incremental Improvements
– Ground System Development Ends– System Improvements Will Be Brought
Online Incrementally– End State Performance Will Result In
Greater Availability Of Precision Approach (LPV - 250 Foot Minimums)
• 99% CONUS• 95% In Most of Alaska
Dual GEO Coverage Over All CONUS and Alaska
GPS Modernization– L5 Frequency (Block IIF & GPS III)– WAAS 200’ Minimums– Better Interference Mitigation
20032003 - 2008
2007
2013
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 7
WAAS CapabilitiesFor Aviation
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 8
NAS Benefits
Aids in Transition to More Advanced Navigation Capability– WAAS Supports RNP– Provides Very High Quality Navigation Signal for Lower
RNP Values (Better than .11) Improves National Airspace System Efficiency and
Capacity– Complex Procedures Available to All Aircraft– Advanced Arrival and Departure Procedures– Promotes Airspace Redesign– Guidance Through Position Velocity Time (PVT)/FMS
RNAV Cost Savings By Decommissioning of Redundant Ground
Based Navigation Aids
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 9
General Aviation Benefits Safety
– Provides Vertical Guidance At All Runway Ends
– Improves Situational Awareness Improved Access for General Aviation to
All Airports and Improved Navigational Capabilities
Low Cost/High Capability Avionics– Provides State of the Art Performance at
a Modest Cost Minimum Enroute Altitude (MEA) at or
Near Minimum Obstruction Clearance Altitude (MOCA)– More Airspace Available in Enroute
Environment– Departure and Arrival Procedures
Can Be Developed Based on Efficiency Not Placement of Ground Based NAVAIDS
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 10
Vertical Flight Benefits Enables Simultaneous Non-Interfering ( SNI) Operations
– Provides Separate Flight Paths And Landing Areas For Rotorcraft And Fixed Wing Aircraft
– Eliminating Competition For Limited Approach And Landing Resources
Precision Guided Approach Capability In Areas With No Navigation Aids– Air Ambulance– Urban Canyons
Positive Navigation Capability At All Operating Altitudes Air Route Width
Reduction– Reduced Edge Of
Adjacent Airspace Separation
– Reduced IFR Separation Between Aircraft
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 11
Significant Increase in Number of Available Airports with Precision Approach Capabilities
Backup Approach Capability for Airports with Out of Service ILS
Minimum Enroute Altitude (MEA) at or Near Minimum Obstruction Clearance Altitude (MOCA)
Business & Regional Aviation Benefits
– More Airspace Available in Enroute Environment
– Departure and Arrival Procedures Can Be Developed Based on Efficiency Not Placement of Ground Based NAVAIDS
High Capability Avionics for Relatively Low Cost– Provides Many of the Same Capabilities as High End Air Carrier Aircraft
Allows Easier Access to Lower RNP Low RNP (Better Than .11) Provides Flexibility in Development of New Routes and Procedures
LNAV/VNAV 350’
LPV 250’ILS 200’
3o
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 12
Airport Benefits
Precision Approach Capability At All Runway Ends
When Combined with ADS/B, Provides Separation at Airports Without Radar Coverage
Surface Navigation– Very Accurate Moving Map Availability Provides Pilot
Situational Awareness Enhanced Noise Abatement By Use of
Advanced Procedures
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 13
WAAS Avionics Certified Receivers
– UPS/AT– Chelton Systems– Free Flight Systems
Capstone (Alaska)– Major Program Goal To Improve Safety and
Efficiency By Installing WAAS Avionics– SFAR Approved (Mar 03)– Continue to Equip Aircraft with WAAS Avionics
Capstone Installation
Chelton Receiver
UPS/AT Receiver
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 14
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 15
How to Fly a WAAS Approach
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 16
Toggle to Activate Receiver
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 17
Destination Airport:Frederick, MD (KFDK)
Build Flight Plan
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 18
Specify Approach
Destination Airport: Frederick, MD (KFDK)
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 19
Execute to Activate Approach
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 20
Vector to Final (VTF)
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 21
On Course/On GlidepathWith WAAS
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 22
Arrival
F E D E R A L A V I A T I O N A D M I N I S T R A T I O N • A I R T R A F F I C O R G A N I Z A T I O N 23
Summary
WAAS Benefits All Classes Of Aviation Users WAAS Has Been Available VFR For Almost 4 Years WAAS Commissioned For IFR Use On July 3, 2003 Signal Enhances Navigation In All Phases Of Flight WAAS Enables All Users to Participate In RNP Signal Is Usable From Surface To 100,000 Feet Provides Vertical Guidance To All Runway Ends* Aviation Receivers Available Today WAAS Is Being Improved Incrementally To Bring Added
Capability Online As Soon As It Is Ready Demonstrates FAA Commitment To Improving Services For All
Aviation Users
* Requires Instrument Flight Procedure To Be Developed For Each Runway End