Soviet Space ProgramSoyuz U1/5, Baikonur Cosmodrome, Republic of Kazakhstan
Yantar-4K2 43
Launched
January 28, 1989
Summary
Yantar-4K2 43 launched on a Soviet Space Program Soyuz U from 1/5, Baikonur Cosmodrome, Republic of Kazakhstan on January 28, 1989. It was Soviet Space Program's 2,247th launch, 6th this year and humanity's 3,381st orbital launch attempt. It was the 530th Soyuz U flight and the 3rd this year. The payload was bound for low Earth orbit (LEO). The tracked orbit of Kosmos-1993, one of 2 catalogued objects, from January 30, 1989, was 178 × 354 km inclined 64.7°. 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
- 530th Soyuz U flight · 3rd this yearSoviet Space Program's 2,247th launch6th this yearhumanity's 3,381st orbital launch attempt7th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1993 · NORAD 19774 · 1989-007 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1989-007A
- Epoch
- 1989-01-30 19:44:09 UTC
- Mean motion
- 16.05679013 rev/day
- Eccentricity
- 0.0133034
- Inclination
- 64.7452°
- Ascending node
- 342.3206°
- Arg. of perigee
- 65.1152°
- Mean anomaly
- 296.4565°
- Element set
- 999
- Rev at epoch
- 37
- B*
- 0.00025188
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-1993 · NORAD 19774 · landed March 27, 1989
Soyuz-U 15-944 Blok-I · re-entered February 1, 1989
Data from J. McDowell, planet4589.org
About this launch
Film-return reconnaissance satellite
Pad

1/5, Baikonur Cosmodrome, Republic of Kazakhstan
272nd launch from 1/5, 2nd this year · 898th from Baikonur Cosmodrome, Republic of Kazakhstan
487 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
10 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Yantar-4K2 43 launch?
Yantar-4K2 43 launched on January 28, 1989. The time is known to the hour, not the minute.
Where can I watch Yantar-4K2 43?
No webcast is on record for this launch.
What rocket launched Yantar-4K2 43?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-4K2 43 launch from?
1/5, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Yantar-4K2 43 reach?
The tracked orbit of Kosmos-1993, one of 2 catalogued objects, from January 30, 1989, was 178 × 354 km inclined 64.7°.
How many satellites did Yantar-4K2 43 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)