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Launch SuccessfulSoviet Space Program
Proton: Proton-4
Satellite designed to study the interaction of elementary particles with energies in excess of 1012 eV up to 1015 eV.
Saturday, 16 November 1968
Mission Data
🇷🇺Soviet Space ProgramEst. 1931
Launch VehicleProton-K
Vehicle FamilyProton / UR-500
Vehicle Record26 of 29 launches (89.7%)
Provider TypeGovernment
Agency Record2288 successes / 168 failures (93%)
Success Streak17 consecutive
Mission TypeEarth Science
Target OrbitLow Earth Orbit
Launch Pad81/24 (81P)
Location🇰🇿 Baikonur Cosmodrome, Republic of Kazakhstan KAZ
Orbital Launches This Year#114
Agency Launches This Year#73
Launches From This Pad93
Launches From This Site1,565
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
Launch Site
81/24 (81P) · 46.0710°N 62.9850°E
Launch data from Launch Library 2 by The Space Devs.