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Swedish Space Corporations Planned Activities
within the Operations of theCX-OLEV Mission
Mattia Moscardino, LSE Space AG Raimo Pesämaa,
Swedish Space Corporation
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Contents

• The Project CX-OLEV
• Responsibilities of SSC in CX-OLEV
• Mission Phases
• Ground Segment
• Ground Station Network
• CX-OLEV Control Centers
• Communications
• Operations
• General Approach
• Overview
• Salient Aspects
• Conclusions

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The Project CX-OLEV

• Concept
• ConeXpress Orbital Life Extension Vehicle
• Lifetime extension of geostationary satellites

• Outstanding Characteristics
• Design tailored around Ariane 5
• Electric propulsion
• Docking with client spacecraft

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Responsibilities of SSC in CX-OLEV

• Ground Segment
• Ground station network and communications
• Control centers
• Operations
• Concept design
• Preparation
• Execution
• Space Segment
• Communications subsystem
• Data handling unit design
• On-board software

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Mission Phases
Launch and Early Orbit
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Ground Segment Ground Station Network

• PrioraNet (SSC / USN)

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Ground Segment Ground Station Network

• PrioraNet Affiliated Stations

• Luxembourg
• Weilheim, Germany
• OHiggins, Antarctica
• Fucino, Italy
• Malindi, Kenya

• Santiago, Chile
• Lucknow, India
• Bangalore, India
• Hartebeesthoek, South Africa
• Overberg, South Africa

• Dedicated Ground Station

• Post-LEOP support

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Ground Segment CX-OLEV Control Centers

• Mission Control Center
• Esrange Space Center
• LEOP / Transfer Phase

• Dedicated Control Center
• Client premises / Esrange
• Rendezvous and Docking
• Mated operations

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Ground Segment Communications
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Operations General Approach

• Processes
• Teams
• Flight control team
• Engineering support team
• Ground control team

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Operations Overview
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Operations Salient Aspects

• Electric Propulsion
• Calibration of Electric Propulsion System
• Frequent TM/TC contacts
• Frequent tracking campaigns and orbit
  determinations
• Optimization of transfer orbit
• Rendezvous and Docking
• Accurate tracking
• Coordination of DCC and PCC operations
• Routine Operations
• Coordination of DCC and Client operations

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Conclusions

• Challenge and Commitment
• Innovative and challenging project
• Joint SSC/LSE effort
• Activities Performed
• Preliminary design of ground station network
  based on PrioraNet
• Preliminary design of satellite control center
• Establishment of baseline operations concept
• Planned Activities
• Refinement of ground segment and operations
  design
• Implementation, verification of overall ground
  segment and operations layout
• Continuation of strong cooperation with project
  team
• Target set at 2009

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Thanks for your attention
Mattia Moscardino, LSE Space AG Raimo Pesämaa,
Swedish Space Corporation