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Launch SuccessfulSoviet Space Program
Tsiklon-2: US-P 11
Ocean surveillance satellite using passive ELINT devices
Tuesday, 4 August 1981
Mission Data
🇷🇺Soviet Space ProgramEst. 1931
Launch VehicleTsiklon-2
Vehicle FamilyTsiklon
Vehicle Record103 of 105 launches (98.1%)
Provider TypeGovernment
Agency Record2288 successes / 168 failures (93%)
Success Streak17 consecutive
Mission TypeGovernment/Top Secret
Target OrbitLow Earth Orbit
Launch Pad90
Location🇰🇿 Baikonur Cosmodrome, Republic of Kazakhstan KAZ
Orbital Launches This Year#74
Agency Launches This Year#60
Launches From This Pad74
Launches From This Site1,565
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
About Tsiklon-2
The Tsyklon-2 (cyclone-2), also known as Tsiklon-2 and Tsyklon-M, GRAU index 11K69, was a Ukrainian, previously Soviet orbital carrier rocket used from the 1960s to the late 2000s.
Launch Site
90 · 46.0810°N 62.9298°E
Launch data from Launch Library 2 by The Space Devs.