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ERS 20



ERS 20 (OV5-3) was a military radiation research satellite launched from Cape Canaveral by a Titan 3C rocket.

Alternate Names

  • OV5-3
  • 1967-040D ORS 3(C)
  • 02768
  • ERS20
  • 1967-040D

Facts in Brief

Launch Date: 1967-04-28
Launch Vehicle: Titan III-C
Launch Site: Cape Canaveral, United States
Mass: 8.6 kg

Funding Agency

  • Department of Defense-Department of the Air Force United States


  • Microgravity

Additional Information

Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office



NameRoleOriginal AffiliationE-mail
Dr. Louis S. WalterProject ScientistNASA Goddard Space Flight Center
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