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Soviet Space ProgramVoskhod31/6, Baikonur Cosmodrome, Republic of Kazakhstan

Zenit-4M 20

Launched

August 5, 1971

Launch Successful

Image: RKK Energia

Summary

Zenit-4M 20 launched on a Soviet Space Program Voskhod from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on August 5, 1971. It was Soviet Space Program's 592nd launch, 51st this year and humanity's 1,247th orbital launch attempt. It was the 161st Voskhod flight and the 18th this year. The payload was bound for low Earth orbit (LEO). Kosmos-432, one of 5 catalogued objects, reached a 153 × 324 km orbit inclined 51.7°. 5 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Voskhod · Soviet Space Program
Booster
No booster details on record.
Mission
Government/Top Secret · Low Earth Orbit (LEO)
Milestone
161st Voskhod flight · 18th this yearSoviet Space Program's 592nd launch51st this yearhumanity's 1,247th orbital launch attempt76th orbital launch attempt this year

Flight preview

Orbit: as tracked

51.7°Inclination
153 × 324 kmPerigee × apogeefrom mean elements
89.1 minPeriodfrom mean elements
113.0°Ascending node
20161 d agoElement epoch1971-08-05 12:46 UTC · stale

Kosmos-432 · NORAD 5379 · 1971-066 · Space-Track · tracking 1 of 5 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
1971-066A
Epoch
1971-08-05 12:46:53 UTC
Mean motion
16.15791702 rev/day
Eccentricity
0.012942
Inclination
51.7014°
Ascending node
113.0411°
Arg. of perigee
1.6293°
Mean anomaly
358.5078°
Element set
999
Rev at epoch
2
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-432 · NORAD 5379 · landed August 18, 1971

Voskhod (N161) Blok-I · re-entered August 9, 1971

Data from J. McDowell, planet4589.org

About this launch

The soviet Zenit-4M (Rotor, 11F691) was an improved version of the Zenit-4 high resolution reconnaissance satellite and was part of the Vostok-based Zenit-family.

Pad

Map of 31/6

31/6, Baikonur Cosmodrome, Republic of Kazakhstan

118th launch from 31/6, 10th this year · 332nd from Baikonur Cosmodrome, Republic of Kazakhstan

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

6 days 1 hour after the previous launch from this pad

Questions

When did Zenit-4M 20 launch?

Zenit-4M 20 launched on August 5, 1971. The time is known to the hour, not the minute.

Where can I watch Zenit-4M 20?

No webcast is on record for this launch.

What rocket launched Zenit-4M 20?

Voskhod, flown by Soviet Space Program. Voskhod spec sheet

Where did Zenit-4M 20 launch from?

31/6, Baikonur Cosmodrome, Republic of Kazakhstan.

What orbit did Zenit-4M 20 reach?

Kosmos-432, one of 5 catalogued objects, reached a 153 × 324 km orbit inclined 51.7°.

How many satellites did Zenit-4M 20 launch?

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