ILRS Science Coordinator

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ILRS Science Coordinator

• Responsibilities
• Plans
• Organization

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Responsibilities

• Enhancing science dialogue
• Promoting SLR goals and capabilities
• Enhancing program/mission coordination and
  response
• Promoting multi-disciplinary dialogue
• Helping define and focus SLR science and
  technology goals
• Helping evaluate and plan for new technologies
• Operate proactively to stimulate new or improved
  science products

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Example of Activities

• Maintain a Science Web page on ILRS site
• reference list of SLR-specific publications
• reference list of related geophysical, orbit
  determination, oceanographic and technology
  developments
• Organize and coordinate a program to ensure that
  data products meet the needs of the science
  community
• Implement a program to quality control science
  products
• provide standard test data sets

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Challenge 1 Time variations in the Geopotential
Core/mantle interaction?
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Challenge 2 Longer wavelength harmonics in the
gravity field
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Challenge 3 Love numbers and their frequency
dependency
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Range Measurement to Lageos

• HERS 7840
• 900222 5 37 15.04932243
• 7,013,439.1038 meters

s
h m
Future modeling level
Current modeling level