Soyuz-Salyut Navigation Instrument

Soviet cosmonauts used this device on their Soyuz spacecraft to supplement the ground-based navigation system. It was similar in principle to the Astronavigator. Cosmonauts determined position by adjusting the constellations on the globe to match the stars they could see. 

Caption:
Soviet cosmonauts used this device on their Soyuz spacecraft to supplement the ground-based navigation system.
Type: Photograph
Image Date: 1999
Image Taken: National Air and Space Museum, Smithsonian Institution, Washington, DC, United States
Credit: National Air and Space Museum, Smithsonian Institution (NASM 97-16259)
Origin: National Air and Space Museum, Smithsonian Institution
Creator: Eric Long
NASM 97-16259
Navigation Methods
 

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Soviet cosmonauts used this device on their Soyuz spacecraft to supplement the ground-based navigation system.