NEXT SPACEFLIGHT

Status

Success

Cosmos 858

Launch Time
Wed Sep 29, 1976 07:04 UTC

Rocket

Cosmos-3M
Image Credit: OKB-586
RVSN USSR
Status: Retired
Liftoff Thrust: 1,486 kN
Payload to LEO: 1,500 kg
Payload to GTO: 0 kg
Stages: 2
Strap-ons: 0
Rocket Height: 32.42 m
Fairing Diameter: 2.44 m
Fairing Height: 5.72 m

Mission Details

Cosmos 858

Cosmos 858 is a satellite of the Strela-2M constellation. These satellites operate as mailboxes: they remember the received messages and then resend them after scheduled time, or by command from the Earth. Some sources state the satellites are capable of only three months of active operation, but in accordance to others they can serve for about five years. The satellites are used for transmission of encrypted messages and images.

Payloads: 1
Total Mass: 800.0 kg
Low Earth Orbit

Location

Site 132/2, Plesetsk Cosmodrome, Russia

Stats

1976

99th orbital launch attempt

Cosmos-3

159th mission
21st mission of 1976
144th successful mission
21st consecutive successful mission