Soviet Space ProgramVoskhod31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Zenit-4M 45
Launched
January 11, 1973
Image: RKK Energia
Summary
Zenit-4M 45 launched on a Soviet Space Program Voskhod from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on January 11, 1973. It was Soviet Space Program's 714th launch, 2nd this year and humanity's 1,424th orbital launch attempt. It was the 204th Voskhod flight and the 1st this year. The payload was bound for low Earth orbit (LEO). Kosmos-543, one of 4 catalogued objects, reached a 208 × 316 km orbit inclined 65.0°. 4 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
- 204th Voskhod flight · 1st this yearSoviet Space Program's 714th launch2nd this yearhumanity's 1,424th orbital launch attempt2nd orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-543 · NORAD 6339 · 1973-002 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1973-002A
- Epoch
- 1973-01-11 11:21:48 UTC
- Mean motion
- 16.0705979 rev/day
- Eccentricity
- 0.0080889
- Inclination
- 64.998°
- Ascending node
- 296.5906°
- Arg. of perigee
- 53.881°
- Mean anomaly
- 306.9765°
- 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
4 catalogued: 1 payload, 1 rocket stage, 2 components; none still in orbit
- Kosmos-543 · NORAD 6339 · landed January 25, 1973
Voskhod 33-270 Blok-I · re-entered January 22, 1973
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

31/6, Baikonur Cosmodrome, Republic of Kazakhstan
141st launch from 31/6, 1st this year · 367th from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
47 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Zenit-4M 45 launch?
Zenit-4M 45 launched on January 11, 1973. The time is known to the hour, not the minute.
Where can I watch Zenit-4M 45?
No webcast is on record for this launch.
What rocket launched Zenit-4M 45?
Voskhod, flown by Soviet Space Program. Voskhod spec sheet
Where did Zenit-4M 45 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Zenit-4M 45 reach?
Kosmos-543, one of 4 catalogued objects, reached a 208 × 316 km orbit inclined 65.0°.
How many satellites did Zenit-4M 45 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
