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Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan

Zenit-6U 36

Launched

April 15, 1981

Launch Successful

Summary

Zenit-6U 36 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on April 15, 1981. It was Soviet Space Program's 1,482nd launch, 31st this year and humanity's 2,428th orbital launch attempt. It was the 236th Soyuz U flight and the 13th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1264, one of 6 catalogued objects, reached a 209 × 379 km orbit inclined 70.4°. 6 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Soyuz U · Soviet Space Program
Booster
No booster details on record.
Mission
Government/Top Secret · Low Earth Orbit (LEO)
Milestone
236th Soyuz U flight · 13th this yearSoviet Space Program's 1,482nd launch31st this yearhumanity's 2,428th orbital launch attempt37th orbital launch attempt this year

Flight preview

Orbit: as tracked

70.4°Inclination
209 × 379 kmPerigee × apogeefrom mean elements
90.2 minPeriodfrom mean elements
44.2°Ascending node
16620 d agoElement epoch1981-04-15 10:22 UTC · stale

Kosmos-1264 · NORAD 12400 · 1981-035 · Space-Track · tracking 1 of 6 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
1981-035A
Epoch
1981-04-15 10:22:46 UTC
Mean motion
15.95592131 rev/day
Eccentricity
0.0127304
Inclination
70.3813°
Ascending node
44.2429°
Arg. of perigee
60.5657°
Mean anomaly
300.8188°
Element set
999
Rev at epoch
0
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.

Catalogued objects

6 catalogued: 1 payload, 1 rocket stage, 4 components; none still in orbit

  • Kosmos-1264 · NORAD 12400 · landed April 29, 1981

Soyuz-U 53-482 Blok-I · re-entered April 23, 1981

Data from J. McDowell, planet4589.org

About this launch

Optical film-return reconnaissance satellite

Pad

Map of 31/6

31/6, Baikonur Cosmodrome, Republic of Kazakhstan

227th launch from 31/6, 5th this year · 591st from Baikonur Cosmodrome, Republic of Kazakhstan

430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan

18 days after the previous launch from this pad

All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps

Questions

When did Zenit-6U 36 launch?

Zenit-6U 36 launched on April 15, 1981. The time is known to the hour, not the minute.

Where can I watch Zenit-6U 36?

No webcast is on record for this launch.

What rocket launched Zenit-6U 36?

Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet

Where did Zenit-6U 36 launch from?

31/6, Baikonur Cosmodrome, Republic of Kazakhstan.

What orbit did Zenit-6U 36 reach?

Kosmos-1264, one of 6 catalogued objects, reached a 209 × 379 km orbit inclined 70.4°.

How many satellites did Zenit-6U 36 launch?

1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).