Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Yantar-4K1 5
Launched
August 4, 1982
Summary
Yantar-4K1 5 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on August 4, 1982. It was Soviet Space Program's 1,622nd launch, 71st this year and humanity's 2,599th orbital launch attempt. It was the 294th Soyuz U flight and the 29th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1399, one of 3 catalogued objects, reached a 179 × 355 km orbit inclined 64.9°. 3 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
- 294th Soyuz U flight · 29th this yearSoviet Space Program's 1,622nd launch71st this yearhumanity's 2,599th orbital launch attempt82nd orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1399 · NORAD 13399 · 1982-078 · Space-Track · tracking 1 of 3 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1982-078A
- Epoch
- 1982-08-04 11:22:13 UTC
- Mean motion
- 16.05283346 rev/day
- Eccentricity
- 0.0133122
- Inclination
- 64.9002°
- Ascending node
- 161.1427°
- Arg. of perigee
- 60.4487°
- Mean anomaly
- 300.9875°
- Element set
- 999
- Rev at epoch
- 0
- 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
3 catalogued: 1 payload, 1 rocket stage, 1 component; none still in orbit
- Kosmos-1399 · NORAD 13399 · landed September 16, 1982
Soyuz-U 49-216 Blok-I · re-entered August 8, 1982
Data from J. McDowell, planet4589.org
About this launch
Second generation high resolution film-return Yantar reconnaissance satellite
Pad

31/6, Baikonur Cosmodrome, Republic of Kazakhstan
251st launch from 31/6, 10th this year · 642nd from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
46 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Yantar-4K1 5 launch?
Yantar-4K1 5 launched on August 4, 1982. The time is known to the hour, not the minute.
Where can I watch Yantar-4K1 5?
No webcast is on record for this launch.
What rocket launched Yantar-4K1 5?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-4K1 5 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Yantar-4K1 5 reach?
Kosmos-1399, one of 3 catalogued objects, reached a 179 × 355 km orbit inclined 64.9°.
How many satellites did Yantar-4K1 5 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)