Site coordinates are based on the IAU Mean Earth Polar Axis coordinate system, as described in Davies and Colvin, J. Geophys. Res., v. 105, pp. 20,227 - 20,280, 2000. The full locations used are given below: degrees N degrees E latitude longitude Apollo 11 LRRR 0.67337 23.47293 Lunar Module 0.67408 23.47297 Apollo 12 ALSEP -3.00942 -23.42458 Lunar Module -3.01239 -23.42157 Apollo 14 LRRR -3.64421 -17.47880 ALSEP -3.64398 -17.47748 Lunar Module -3.64530 -17.47136 Apollo 15 LRRR 26.13333 3.62837 ALSEP 26.13407 3.62981 Lunar Module 26.13222 3.63386 Apollo 16 ALSEP -8.97537 15.49812 Lunar Module -8.97301 15.50019 Apollo 17 ALSEP 20.19209 30.76492 Lunar Module 20.19080 30.77168 ___________________________________________ Updated 01 September 2000, DRW