Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Yantar-4K2 24
Launched
July 17, 1986
Summary
Yantar-4K2 24 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on July 17, 1986. It was Soviet Space Program's 2,004th launch, 48th this year and humanity's 3,087th orbital launch attempt. It was the 444th Soyuz U flight and the 18th this year. The payload was bound for low Earth orbit (LEO). The tracked orbit of Kosmos-1764, one of 2 catalogued objects, from August 7, 1986, was 177 × 342 km 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
- 444th Soyuz U flight · 18th this yearSoviet Space Program's 2,004th launch48th this yearhumanity's 3,087th orbital launch attempt58th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1764 · NORAD 16861 · 1986-053 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- COSMOS 1764
- Object ID
- 1986-053A
- Epoch
- 1986-08-07 23:56:43 UTC
- Mean motion
- 16.0794818 rev/day
- Eccentricity
- 0.0124221
- Inclination
- 64.8981°
- Ascending node
- 78.929°
- Arg. of perigee
- 65.1788°
- Mean anomaly
- 296.2204°
- Element set
- 999
- Rev at epoch
- 346
- B*
- 0.00014713
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Catalogued objects
2 catalogued: 1 payload, 1 rocket stage; none still in orbit
- Kosmos-1764 · NORAD 16861 · landed September 11, 1986
Soyuz-U 11-916 Blok-I · re-entered July 26, 1986
Data from J. McDowell, planet4589.org
About this launch
Film-return reconnaissance satellite
Pad

31/6, Baikonur Cosmodrome, Republic of Kazakhstan
291st launch from 31/6, 5th this year · 783rd from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
40 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Yantar-4K2 24 launch?
Yantar-4K2 24 launched on July 17, 1986. The time is known to the hour, not the minute.
Where can I watch Yantar-4K2 24?
No webcast is on record for this launch.
What rocket launched Yantar-4K2 24?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-4K2 24 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Yantar-4K2 24 reach?
The tracked orbit of Kosmos-1764, one of 2 catalogued objects, from August 7, 1986, was 177 × 342 km inclined 64.9°.
How many satellites did Yantar-4K2 24 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)