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Herschel spacecraft during distance measurements between the primary and secondary mirrors
Science & Exploration

Herschel spacecraft during distance measurements between the primary and secondary mirrors

27/02/2009 1102 views 4 likes 216449 ID
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The Herschel telescope during the high-precision measurements of the distance between the primary and secondary mirrors (M1 and M2), with the spacecraft in horizontal position. The operator can be seen placing laser targets at the rear of the M2 (secondary mirror).

  • ESA
  • Space Science
  • Herschel
  • Spacecraft engineering Testing
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