The EU Satellite Navigation programmes status Applications for the CAP Michaël MASTIER European Commission DG ENTR GP3 GNSS Applications, Security and International aspects GPS Workshop 2010 Montpellier - 11th October 2010
Table of content 1. Introduction 2. EGNOS for the CAP 3. What s next? 11/10/2010 GPS Workshop 2010 Montpellier 2
1. Introducción Introduction The motivations for the EU to create its own GNSS system are multiple. Political EU independence International Policy Social Technological New/better services for citizens Improved safety of transports Environmental benefits Economic Leadership of EU industry Synergy of technologies Increase market share Global competitiveness in all segments of value chain 11/10/2010 GPS Workshop 2010 Montpellier 3
1. Introduction A European programme in 2 phases. 1994 : EU GNSS strategy in 2 phases (2000 : Cessation of GPS Selective availability) EGNOS : 1998 : Launch of the programme 1st October 2009 : EGNOS Open signal officially operational Autumn 2010 : Certification of SoL signal for aviation GALILEO : 1999 : Launch of the programme 2008 : Decision to finance GALILEO on public funds only 2010 : Contract for building and launching 14 satellites IOC from 2012 on. 2011 : Launch of 4 first satellites (IOV) of the constellation 11/10/2010 GPS Workshop 2010 Montpellier 4
Table of content 1. Introduction 2. EGNOS for the CAP 3. What s next? 11/10/2010 GPS Workshop 2010 Montpellier 5
2. EGNOS for the CAP It s there, use it 11/10/2010 GPS Workshop 2010 Montpellier 6
2. EGNOS availability 11/10/2010 GPS Workshop 2010 Montpellier 7
2. EGNOS Program Organisation EGNOS Program Management Service Exploitation Delegation Agreement EGNOS system design Technical support to EC Contract Contract Service Provision Operations - Maintenance Certification System Updates Implementation Qualification 11/10/2010 GPS Workshop 2010 Montpellier 8
2. EGNOS availability EGNOS has been delivering a free open service over Europe since October 2009. EGNOS Programme Phases Definition Phase Initial Operations Phase (IOP) Operational Phase (Long Term Operations, Extensions, Replenishments) 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 11/10/2010 GPS Workshop 2010 Montpellier 9
2. EGNOS Service Area and system architecture 2 Support Facilities 34 Ranging & Integrity Monitoring Stations (RIMS) GPS signals 4 Mission Control Centres EGNOS Service Area 3 GEO Satellites 6 Navigation Land Earth Stations EGNOS Satellite Footprints 3 Geostationary satellites INMARSAT 3F2 AOR-E (15.5 W) ARTEMIS (21.3 E) INMARSAT 4F2 Soon to be replaced by ASTRA SIRIUS 5 ASTRA 5B 11/10/2010 GPS Workshop 2010 Montpellier 10
2. EGNOS accuracy improvement Geostationary EGNOS Satellites to relay error corrections to users GPS Satellite Constellation EGNOS improves GPS over Europe for free. EGNOS position accuracy GPS position accuracy Position given by the EGNOS receiver Real position Position given by the GPS standalone receiver 11/10/2010 GPS Workshop 2010 Montpellier 11
2. EGNOS accuracy improvement EGNOS provides different types of messages to enhance GPS accuracy and parameters enabling the accuracy of corrections to be estimated. 11/10/2010 GPS Workshop 2010 Montpellier 12
2. EGNOS accuracy improvement EGNOS brings corrections as regards GPS satellites orbit, clock and ionospheric errors. Error type Orbit and clock synchronisation Tropospheric error Ionospheric error Receiver noise Multipath UERE (quadratic sum of errors - 1 σ) HDOP (function of geometry of visible satellites) Horizontal positioning accuracy error (1 σ) = UERE x HDOP Horizontal positioning accuracy error (2 σ, 95 %) GPS 1 m 0,25 m 2 m 0,5 m 0,2 m 2,31 m 1,1 m 2,54 m 5,08 m EGNOS 0,5 m 0,25 m 0,3 m 0,5 m 0,2 m 0,83 m 1,1 m 0,92 m 1,84 m Source : CNES Info guide for EGNOS application developers. Note: Typical orders of magnitude are shown with actual results depending on the conditions encountered. 11/10/2010 GPS Workshop 2010 Montpellier 13
2. EGNOS accuracy improvement EGNOS improves GPS accuracy y guarantee an error limited to a certain buffer. GPS D-GPS EGNOS 11/10/2010 GPS Workshop 2010 Montpellier 14
2. EGNOS Performance (30 sept. 2010, Toulouse) With around 1 m (blue line), the measured Horizontal Precision Error for the centre of Europe is consistently better than the requirements. EGNOS satellite used (# 126, i.e. 3 rd satellite) Space Vehicle: number of GPS satellites used (from 7 to 12) Horizontal Protection Level (10^-7 guarantee to be located within 8.3m) Horizontal Precision Error at 95% (0.78m on average) HPE Horizontal Precision Error, HPL Horizontal Protection Level Source: http://www.egnos-pro.esa.int/imagetech/perfect/real_time/view_all/toulouse.html 11/10/2010 GPS Workshop 2010 Montpellier 15
2. EGNOS Performance (June 2010) EGNOS achieves almost 100% availability 11/10/2010 GPS Workshop 2010 Montpellier 16
2. EGNOS Services EGNOS will deliver its services on a long-term basis (>20 years). Service Characteristics Service Status Open Service accuracy ~1m, free available since October 2009 Safety of Life Service accuracy ~1m, compliant to aviation standards to be made available end of 2010 Commercial Service (EDAS) accuracy <1m, corrections are provided by terrestrial networks experimental service since 2008; official service to be made available in 2011 EDAS EGNOS Data Access Server 11/10/2010 GPS Workshop 2010 Montpellier 17
2. EGNOS Services EDAS The EGNOS commercial service (EDAS) is the solution for potential availability issues EGNOS Data Access Server - EDAS EGNOS data (real-time): RIMS raw observations SBAS messages Value-added service provider User-specific information Phase 1 prototyping : Beta test users Freely available to all, after registration Service Definition phase Experimental service until end of 2010 Phase 2: Service Provision (as from 2011) End users 11/10/2010 GPS Workshop 2010 Montpellier 18
2. EGNOS : a wide range of applications for agriculture It s there, use it Application category Arable Application field High-value crop cultivation and/ or precision operations Low-value crop cultivation and low-accuracy operations Required accuracy level c.2cm EGNOS application domain c.1m Dairy Agro-logistic Management Individual livestock positioning and virtual fencing Land parcel identification/ geo-traceability, supervised tracking of livestock, etc. Field measurement and boundary mapping and updating 2-5m c.2.5m c.2.5m 11/10/2010 GPS Workshop 2010 Montpellier 19
2. Conclusions on EGNOS EGNOS Advantages : An affordable solution for in real-time measurements (free signal, low-cost receivers) Contrary to standalone GPS receivers, EGNOS provides good stability over time with an homogeneous error Alerts against unhealthy GPS satellites Possibility to receive EGNOS corrections through terrestrial network (EDAS) when the GEO sats are not in view. => More info + helpdesk : http://www.egnos-portal.eu/ 11/10/2010 GPS Workshop 2010 Montpellier 20
Table of content 1. Introduction 2. EGNOS for the CAP 3. What s next? 11/10/2010 GPS Workshop 2010 Montpellier 21
3. What s next for EGNOS? Release 2.3 (summer 2011): extension of the coverage (east, south, north of Europe) thanks to a new algorithm and to 3 new RIMS. Extension to the E5a/E5b frequency Extension of EGNOS coverage sought for MEDA countries, Middle-east countries, and scenarios envisaged for Africa 11/10/2010 GPS Workshop 2010 Montpellier 22
Navigation solutions powered by Europe 22 11/10/2010 October, 2010 The GPS European Workshop GNSS 2010 Programmes Montpellier 23
3. The global system Galileo Galileo : a global navigation satellite system designed to provide a global positioning service for the first time under civilian control - 27+3 Satellites - Inclination : 56 - Orbit : 23 000 km - Revolution : 14h04mn 11/10/2010 GPS Workshop 2010 Montpellier 24
3. Galileo Test Satellites The two Galileo test satellites have secured the frequencies and tested critical technology in space Giove-A Launched on 28 December 2005 Securing of Galileo frequencies In-orbit technology test bed GIOVE-A Giove-B Launched on 27 April 2008 First Passive Hydrogen Maser atomic clock ever flown in space Implementation of CBOC signal GIOVE-B 11/10/2010 GPS Workshop 2010 Montpellier 25
3. Galileo Services Galileo will be offering five services. Open Service Commercial Service Safety of Life Service Public Regulated Service Search and Rescue Service Free to air, mass market, simple positioning Encrypted, high accuracy, added-value service Adds integrity to Open Service Encrypted, robust, continuous availability Near real-time, precise, return link 11/10/2010 GPS Workshop 2010 Montpellier 26
3. Galileo Implementation Plan In order for Galileo to be recognized by the downstream market as the second satellite navigation system of choice it is key to deliver early services as soon as 2014/2015. Initial Operational Capability Early Services for OS, SAR, PRS 18 satellites 2014/2015 Full Operational Capability All services, 30 satellites 2016/2017 In-Orbit Validation 4 IOV satellites plus ground segment 2011/2012 Galileo System Testbed v2 2 initial test satellites 2005 Galileo System Testbed v1 Validation of critical algorithms 2003 11/10/2010 GPS Workshop 2010 Montpellier 27
3. Galileo Space Segment 4 IOV Satellites Spacecraft: Navigation Payload : Launcher: 730 Kg / 1.6 kw 115 kg Dual Launch with Soyuz from Kourou Soyuz Launch pad in Kourou ProtoFlight Model in Assembly 11/10/2010 GPS Workshop 2010 Montpellier 28
3. Galileo System Architecture 9 Mission uplink stations 5 TT&C stations Constellation of 30 MEO satellites Users & service providers European control centres 30-40 Galileo sensor stations 11/10/2010 GPS Workshop 2010 Montpellier 29
3. Galileo Performance Requirements (Dual frequency) The Galileo Open Service will offer an accuracy better than 4 metres (horizontal). Service Horizontal Accuracy (95%) Vertical Accuracy (95%) Availability for global coverage Integrity (incl. system margins) (incl. system margins) Open Service 4 m 8 m > 99.5% NO Commercial Service Safety of Life Service Public Regulated Service Detailed performance requirements under elaboration 4 m 8 m > 99.5% YES (LPV200) 4 m 8 m > 99.5% NO Note: Guaranteed performance in the worst case situation. Actual measured performance is expected to be higher than these requirements 11/10/2010 GPS Workshop 2010 Montpellier 30
3. GNSS Compatibility and Interoperability E5a E5 E5b E6 L1 L5 L1 L3 CDMA? L5 LEX (E6) L1 E5b E6 L1 COMPASS IRNSS 11/10/2010 GPS Workshop 2010 Montpellier 31
Conclusions EGNOS has entered its operational phase EGNOS open service since Oct 2009 and ready to be used! EGNOS open service provides an affordable solution for in real-time measurements with a good stability overtime. EDAS is the solution for potential availability issues Galileo is progressing, at the crossing between the development (IOV) and deployment phases GIOVE-A, GIOVE-B missions on-going FOC procurement on-going First operational IOV satellites in 2011 Early Galileo services from 2014/2015 11/10/2010 GPS Workshop 2010 Montpellier 32
michael.mastier@ec.europa.eu It s there, use it Navigation solutions powered by Europe Thank you for your attention! 11/10/2010 GPS Workshop 2010 Montpellier 33