Photo: NASA · Public domain (US government)

Efir 2

Success Soviet Union, Soyuz U

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About this launch

Scientific satellite dedicated to cosmic rays research

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Flight profileThe climb, seen from the side · 3D replay on the globe
to orbit0 km1,150 km downrange200 km up

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Launch window and padPlesetsk Cosmodrome, Russian Federation
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Plesetsk Cosmodrome, Russian Federation

Everything launching from Plesetsk Cosmodrome →

Rocket and boosterSoyuz U
Vehicle
Soyuz U

Soyuz U: specs, record and next flights → Soviet Union: all its launches →

MissionAstrophysics · LEO

Astrophysics · LEO

What it put in orbit4 catalogued objects
ObjectTypeOrbit
COSMOS 1713 1985-120A Payload re-entered 1986-01-22
SL-4 R/B 1985-120B Rocket body re-entered 1986-01-27
COSMOS 1713 DEB 1985-120C Debris re-entered 1986-01-30
COSMOS 1713 DEB 1985-120D Debris re-entered 1986-02-03

COSPAR ID 1985-120. Orbits from the CelesTrak satellite catalogue (perigee × apogee, inclination).

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