Project ECHO
Subtitle: Electronic Communications form Halo Orbit.
Contributors: United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-197190.
Publisher: National Aeronautics and Space Administration; National Technical Information Service, distributor
Published: 1994
Place of publication: [Washington, DC; Springfield, Va
Language: eng
Format: Microform
Subjects: Communication equipment.; Deep space network.; Delta launch vehicle.; Earth-moon trajectories.; Halos.; Lagrangian equilibrium points.; Moon.; Orbit insertion.; Parabolic antennas.; Payloads.; Spacecraft orbits.
Notes: Distributed to depository libraries in microfiche.

Shipping list no.: 95-0072-M.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1994] 2 microfiches.