Solar Panels, For Satellite, IMP-E, Test Unit

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Display Status:

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.

Collection Item Summary:

This artifact is an engineering test model for the Interplanetary Monitoring Platform E, also known as IMP-E and Explorer 35. This spacecraft, built by Westinghouse, was designed to provide data on the solar wind, magnetic fields and radiation near the moon. The flight model was placed into orbit on July 19, 1967, aboard a Delta vehicle. This engineering model was refurbished at NASA's Goddard Space Flight Center and then transferred to NASM in May 1976.

Collection Item Long Description:

Data Source

National Air and Space Museum

Rights

Do not reproduce without permission from the Smithsonian Institution, National Air and Space Museum

Manufacturer

Credit Line

Transferred from the National Aeronautics and Space Administration

Materials

Mixed metals, solar cells, electronics

Dimensions

  • Overall (with solar panels): 7 ft. long x 7 ft. wide x 3 ft. tall (213.36 x 213.36 x 91.44cm) 230 lb.
  • Other:
  • Bus diameter: 2 ft. 4 in. wide (71.1cm)
  • Solar panels with hardware: 20 in. wide x 23 2/3 in. long
  • Sensor arm (unfolded): 5 ft., 6 3/4 in. long

Country of Origin

United States of America

Type

SPACECRAFT-Unmanned

Inventory Number

A19761836001