1. National Optical Astronomy Observatories, Tucson, AZ 85719
2. Brown University, Providence, RI 02912
3. Arizona State University, Tempe, AZ 85281
4. U.S. Geological Survey, Flagstaff, AZ 86001
5. DLR, 8031 Oberpfaffenhofen, Germany
6. Jet Propulsion Laboratory, Pasadena, CA 91109
7. ITRES Research, Ltd., Calgary, Alberta, Canada T2E 7H7
8. U.S. Geological Survey, Menlo Park, CA 94025
9. Planetary Science Institute, SAIC, Tucson, AZ 85719
10. RAND Corporation, Santa Monica, CA 90406
11. University of Hawaii, Honolulu, HI 96822
12. Cornell University, Ithaca, NY 14853
13. University of Arizona, Tucson, AZ 85721
14. California Institute of Technology, Pasadena, CA 91125
15. NASA Headquarters, Washington, DC 20546