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Soviet Space ProgramSoyuz U16/2, Plesetsk Cosmodrome, Russian Federation
Yantar-4K2 7
Launched
May 25, 1984
Summary
Yantar-4K2 7 launched on a Soviet Space Program Soyuz U from 16/2, Plesetsk Cosmodrome, Russian Federation on May 25, 1984. It was Soviet Space Program's 1,796th launch, 37th this year and humanity's 2,825th orbital launch attempt. It was the 366th Soyuz U flight and the 15th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1558, one of 2 catalogued objects, reached a 175 × 301 km orbit inclined 67.2°. 2 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
- 366th Soyuz U flight · 15th this yearSoviet Space Program's 1,796th launch37th this yearhumanity's 2,825th orbital launch attempt50th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1558 · NORAD 14993 · 1984-050 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1984-050A
- Epoch
- 1984-05-25 14:14:52 UTC
- Mean motion
- 16.15880843 rev/day
- Eccentricity
- 0.0095511
- Inclination
- 67.1599°
- Ascending node
- 42.0725°
- Arg. of perigee
- 94.5746°
- Mean anomaly
- 266.637°
- 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
2 catalogued: 1 payload, 1 rocket stage; none still in orbit
- Kosmos-1558 · NORAD 14993 · landed July 8, 1984
Soyuz-U 32-810 Blok-I · re-entered May 28, 1984
Data from J. McDowell, planet4589.org
About this launch
Film-return reconnaissance satellite
Pad
16/2, Plesetsk Cosmodrome, Russian Federation
28th launch from 16/2, 5th this year · 992nd from Plesetsk Cosmodrome, Russian Federation
136 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
35 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Yantar-4K2 7 launch?
Yantar-4K2 7 launched on May 25, 1984. The time is known to the hour, not the minute.
Where can I watch Yantar-4K2 7?
No webcast is on record for this launch.
What rocket launched Yantar-4K2 7?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-4K2 7 launch from?
16/2, Plesetsk Cosmodrome, Russian Federation.
What orbit did Yantar-4K2 7 reach?
Kosmos-1558, one of 2 catalogued objects, reached a 175 × 301 km orbit inclined 67.2°.
How many satellites did Yantar-4K2 7 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).