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Gravimeter, Lunar Traverse, Apollo


Display Status:

This object is on display in the Apollo to the Moon exhibition at the National Air and Space Museum in Washington, DC.

Collection Item Summary:

The Lunar Traverse Gravimeter was designed to measure the Moon's gravitational field using a precise accelerometer. While on the Moon, astronauts would move the device to different locations and take readings of the graviational force.

This particular Traverse Gravimeter is the flight back-up unit for the Apollo 17 mission. It was transferred to the Smithsonian in 1975.

Collection Item Long Description:

Data Source

National Air and Space Museum


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


Bendix Corp.

Credit Line

Donated by the Office of Naval Research


  • Overall: synthetic fabric, metal, aluminum, mylar
  • Power pack: steel switches, brass, aluminum housing, synthetic covered wires


3-D: 25.4 × 22.9 × 44.5cm (10 × 9 × 17 1/2 in.)

See more items in

National Air and Space Museum Collection

Country of Origin

United States of America



Inventory Number