Galileo Europe’s Satellite Navigation System Professor Terry Moore.
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Transcript of Galileo Europe’s Satellite Navigation System Professor Terry Moore.
Galileo Key Features
No. of satellites 30 MEO Constellation 3 planes, 120° Altitude 23222 km Inclination 56° Ground repeat 10 days
Global, European-led under civil control
Independent but compatible & interoperable with GPS
A wide range of services to be offered
Galileo is open to international partnerships
Current Services Definition
Open Service (OS)
Search and Rescue Service (S&R)
Public Regulated Service (PRS)
Commercial Service (CS)
Safety-of-Life Service (SoL)
GALILEO Service Performance
Open Commercial Safety of Life Public Regulated
Coverage Global
Hoz. Accuracy
Single freq: 15mDual freq: 4m Dual freq: 4m
Single f: 15mDual f: 6.5m
Vert. Accuracy
Single freq: 35mDual freq: 8m Dual freq: 8m
Single f: 35mDual f: 12m
Timing Accuracy
30 ns
Integrity - Alert Limit
- Time to alert
None None12m H, 20m V
6 sec20m H, 35m V
10 sec
Access Free Open Access
Controlled access
Controlled access
Controlled access
Service Guarantees
None GuaranteesPossible
Guaranteed Service
Guaranteed Service
Galileo Architecture
Satellite controlControl and
processing centres
Networks
Sensor stations Integrity and Navigation Uplink
UsersSpace
Segment
2000 2001 2002 2003 2004 2005 2006 2007 2008 2009…
DefinitionPhase Design
Development& In-Orbit Validation
PhaseDeployment
PhaseLong-term Operations
& Replenishment Phase
DEF
DDV
OPS
Galileo Design and validation
Full Galileo Space and Ground Segments
Operational Galileo
1.2 B€1.2 B€ 2.2 B €2.2 B € 220 M€ per yr220 M€ per yr80 M€80 M€
DEP
Galileo Cost Estimate and Original Schedule
• Lift-off mass 450 kg• Power demand 600 W• Stowed Dimensions
1.3 m x 1.74 m x 1.4 m
• Lift-off mass 523 kg• Power demand 943 W• Stowed Dimensions:
0.955 m x 0.955 m x 2.4 m
GSTB-V2 / A GSTB-V2 / B
Galileo System Test Bed Satellites
Giove-A Giove-B
• Lift-off mass 680 kg• Power demand 1.6 kW• Stowed Dimensions
2.7 m x 1.2 m x 1.1 m
• Nav Payload 115 kg, 780W• SAR Payload 20kg, 100W• 4 satellites• Ariane, Soyuz, Proton, Zenit
Galileo IOV Spacecraft
GalileoPublic Private Partnership
• Funding– 1/3 Public– 2/3 Private
• Public sector develops the system• Private sector deploys and operates system• Public sector supports market development• Private sector develops commercial business
Management of the Concession Process
EuropeanCommission ESA
GALILEOJoint Undertaking
System Operator:Concessionaire
Centre for Securityand Safety
GNSS SupervisoryAuthority
Third countries
SelectionRespect of concession
terms
Security measures
Merged Consortium for Galileo Concession
• Merged Consortium founded by iNavSat and Eurely– Complementary consortia
– Addition of TeleOp (t-systems, EADS, DLR & Förderbank Bayern)
• Merged Consortium has 8 equal partners
Brussels Agreement
• On 5 Dec 2005 agreement between partners of the prospective Galileo concession was signed in Brussels– Endorsed by EC
– Moderator Karel van Miert
– Supported by Governments
• Key points are the distribution of assets:– HQ of Galileo Concession Holder in Toulouse (F)
– HQ of Galileo Operations Company in London (GB)
– Galileo Control Centres in Oberpfaffenhofen (D) and Fucino (I)
– Performance Eval Centres in Oberpfaffenhofen (D) and Fucino (I)
– Safety-of-Life Control Centre (& GCS) in Spain
Contact Details
Professor Terry MooreIESSG
The University of Nottingham University Park
Nottingham NG7 2RD
United Kingdom
• Telephone: +44 (0) 115 951 3886• Fax: +44 (0) 115 951 3881• Email: [email protected] • WWW: www.nottingham.ac.uk/iessg