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Soviet Space ProgramSoyuz U43/3 (43L), Plesetsk Cosmodrome, Russian Federation

Zenit-6U 42

Launched

July 7, 1981

Launch Successful

Summary

Zenit-6U 42 launched on a Soviet Space Program Soyuz U from 43/3 (43L), Plesetsk Cosmodrome, Russian Federation on July 7, 1981. It was Soviet Space Program's 1,504th launch, 53rd this year and humanity's 2,457th orbital launch attempt. It was the 248th Soyuz U flight and the 25th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1281, one of 5 catalogued objects, reached a 203 × 399 km orbit inclined 72.8°. 5 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
248th Soyuz U flight · 25th this yearSoviet Space Program's 1,504th launch53rd this yearhumanity's 2,457th orbital launch attempt66th orbital launch attempt this year

Flight preview

Orbit: as tracked

72.8°Inclination
203 × 399 kmPerigee × apogeefrom mean elements
90.4 minPeriodfrom mean elements
117.5°Ascending node
16536 d agoElement epoch1981-07-07 13:48 UTC · stale

Kosmos-1281 · NORAD 12583 · 1981-064 · Space-Track · tracking 1 of 5 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
1981-064A
Epoch
1981-07-07 13:48:32 UTC
Mean motion
15.92856598 rev/day
Eccentricity
0.0146951
Inclination
72.844°
Ascending node
117.4727°
Arg. of perigee
84.75°
Mean anomaly
277.0476°
Element set
999
Rev at epoch
1
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

5 catalogued: 1 payload, 1 rocket stage, 3 components; none still in orbit

  • Kosmos-1281 · NORAD 12583 · landed July 21, 1981

Soyuz-U 53-477 Blok-I · re-entered July 17, 1981

Data from J. McDowell, planet4589.org

About this launch

Optical film-return reconnaissance satellite

Pad

Map of 43/3 (43L)

43/3 (43L), Plesetsk Cosmodrome, Russian Federation

135th launch from 43/3 (43L), 11th this year · 818th from Plesetsk Cosmodrome, Russian Federation

234 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation

5 days 5 hours after the previous launch from this pad

Questions

When did Zenit-6U 42 launch?

Zenit-6U 42 launched on July 7, 1981. The time is known to the hour, not the minute.

Where can I watch Zenit-6U 42?

No webcast is on record for this launch.

What rocket launched Zenit-6U 42?

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

Where did Zenit-6U 42 launch from?

43/3 (43L), Plesetsk Cosmodrome, Russian Federation.

What orbit did Zenit-6U 42 reach?

Kosmos-1281, one of 5 catalogued objects, reached a 203 × 399 km orbit inclined 72.8°.

How many satellites did Zenit-6U 42 launch?

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