Soviet Space ProgramSoyuz U41/1, Plesetsk Cosmodrome, Russian Federation
Zenit-8 4
Launched
July 27, 1984
Summary
Zenit-8 4 launched on a Soviet Space Program Soyuz U from 41/1, Plesetsk Cosmodrome, Russian Federation on July 27, 1984. It was Soviet Space Program's 1,819th launch, 60th this year and humanity's 2,851st orbital launch attempt. It was the 377th Soyuz U flight and the 26th this year. The payload was bound for low Earth orbit (LEO). The tracked orbit of Kosmos-1584, one of 6 catalogued objects, from August 6, 1984, was 187 × 360 km inclined 82.3°. 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
- 377th Soyuz U flight · 26th this yearSoviet Space Program's 1,819th launch60th this yearhumanity's 2,851st orbital launch attempt76th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1584 · NORAD 15131 · 1984-076 · Space-Track · tracking 1 of 6 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1984-076A
- Epoch
- 1984-08-06 05:25:44 UTC
- Mean motion
- 16.02973052 rev/day
- Eccentricity
- 0.0130413
- Inclination
- 82.3353°
- Ascending node
- 95.4056°
- Arg. of perigee
- 65.1781°
- Mean anomaly
- 296.216°
- Element set
- 999
- Rev at epoch
- 159
- B*
- 0.000080275
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Catalogued objects
6 catalogued: 1 payload, 1 rocket stage, 4 components; none still in orbit
- Kosmos-1584 · NORAD 15131 · landed August 10, 1984
Soyuz-U 46-307 Blok-I · re-entered July 29, 1984
Data from J. McDowell, planet4589.org
About this launch
Film-return reconnaissance satellite
Pad

41/1, Plesetsk Cosmodrome, Russian Federation
258th launch from 41/1, 10th this year · 1,008th from Plesetsk Cosmodrome, Russian Federation
310 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
30 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Zenit-8 4 launch?
Zenit-8 4 launched on July 27, 1984. The time is known to the hour, not the minute.
Where can I watch Zenit-8 4?
No webcast is on record for this launch.
What rocket launched Zenit-8 4?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Zenit-8 4 launch from?
41/1, Plesetsk Cosmodrome, Russian Federation.
What orbit did Zenit-8 4 reach?
The tracked orbit of Kosmos-1584, one of 6 catalogued objects, from August 6, 1984, was 187 × 360 km inclined 82.3°.
How many satellites did Zenit-8 4 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).
![[AUTO] Soyuz U - image](/media?u=https%3A%2F%2Fthespacedevs-prod.nyc3.digitaloceanspaces.com%2Fmedia%2Fimages%2Fsoyuz2520u_image_20190222031023.jpeg&w=1600)