Proton | US-KS 5

Operated by Soviet Space Program, the Government/Top Secret mission Proton | US-KS 5 delivered its payload into Direct-GEO.

Launch time
Status
SUCCESS
Operator
Soviet Space Program
Mission type
Government/Top Secret
Rocket
Proton
Launch site
Baikonur Cosmodrome, Republic of Kazakhstan
Launch pad
81/23 (81L)
Payload
—
Target orbit
Direct-GEO
Proton | US-KS 5 cover image

Mission timeline

  1. 1991-09-13T17:51:02.000Z
    Liftoff
    Liftoff confirmed — Proton is airborne.
  2. Max-Q
    Max Q — Proton endures peak structural stress during ascent.
  3. Orbit insertion
    The mission reaches Direct-GEO, successfully entering orbit.
  4. Mission success
    The mission concludes successfully.

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