International Laser Ranging Service

A service of the International Association of Geodesy

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NASA will be performing maintenance on Thursday, May 16 from 7:00am - 10:00am EDT (1200 UTC - 1500 UTC). You may experience difficulties accessing ALL CDDIS services. You may experience outages as long as 30 minutes and multiple short (several minute) intermittent outages as well during the maintenance window. If you experience problems outside this window, contact support-cddis@earthdata.nasa.gov.

• About ILRS
  • Recent News
  • Meetings
  • Organization
  • Terms of Reference
  • Membership
  • ILRS Workshops
  • Publications & Reports
  • Links
  • Early History of ILRS
• Network
  • List of Stations
  • Site Information
  • Site Procedures
  • System Performance
  • Networks and Engineering Standing Committee
  • Space Debris Study Group
  • Quality Control Board
• Missions
  • List of Missions
  • Spacecraft Parameters
  • Mission Support
  • Mission Operations
  • Missions Standing Committee
• Science
  • Analysis Centers
  • Analysis Products
  • Analysis Standing Committee
  • Bibliography
  • Data Analysis Resources
  • LARGE Study Group
  • Quality Control Board
  • Science Contributions
  • Scientific Meetings
  • SLR Science Campaigns
    • Galileo for Science
• Data & Products
  • Data Centers
  • Data
  • Products
  • Predictions
  • Formats
  • Data Center Operations
  • Data Formats and Procedures Standing Committee
• Technology
  • Laser Ranging
  • Ground Segment
  • Space Segment
  • Modeling
  • Software
  • Network and Engineering Standing Committee
  • Transponder Standing Committee