Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Yantar-4K1 4
Launched
June 8, 1982
Summary
Yantar-4K1 4 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on June 8, 1982. It was Soviet Space Program's 1,602nd launch, 51st this year and humanity's 2,576th orbital launch attempt. It was the 284th Soyuz U flight and the 19th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1377, one of 2 catalogued objects, reached a 179 × 350 km orbit inclined 64.9°. 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
- 284th Soyuz U flight · 19th this yearSoviet Space Program's 1,602nd launch51st this yearhumanity's 2,576th orbital launch attempt59th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1377 · NORAD 13265 · 1982-057 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- COSMOS 1377
- Object ID
- 1982-057A
- Epoch
- 1982-06-08 13:21:56 UTC
- Mean motion
- 16.06163726 rev/day
- Eccentricity
- 0.0128443
- Inclination
- 64.9041°
- Ascending node
- 112.2586°
- Arg. of perigee
- 60.1295°
- Mean anomaly
- 301.2989°
- 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
2 catalogued: 1 payload, 1 rocket stage; none still in orbit
- Kosmos-1377 · NORAD 13265 · landed July 22, 1982
Soyuz-U 39-215 Blok-I · re-entered June 12, 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
248th launch from 31/6, 7th this year · 634th from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
5 days 23 hours after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Yantar-4K1 4 launch?
Yantar-4K1 4 launched on June 8, 1982. The time is known to the hour, not the minute.
Where can I watch Yantar-4K1 4?
No webcast is on record for this launch.
What rocket launched Yantar-4K1 4?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-4K1 4 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Yantar-4K1 4 reach?
Kosmos-1377, one of 2 catalogued objects, reached a 179 × 350 km orbit inclined 64.9°.
How many satellites did Yantar-4K1 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)