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Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Yantar-2K 20
Launched
July 15, 1981
Summary
Yantar-2K 20 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on July 15, 1981. It was Soviet Space Program's 1,506th launch, 55th this year and humanity's 2,459th orbital launch attempt. It was the 249th Soyuz U flight and the 26th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1282, one of 2 catalogued objects, reached a 179 × 341 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
- 249th Soyuz U flight · 26th this yearSoviet Space Program's 1,506th launch55th this yearhumanity's 2,459th orbital launch attempt68th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1282 · NORAD 12588 · 1981-066 · Space-Track · tracking 1 of 2 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1981-066A
- Epoch
- 1981-07-15 17:20:57 UTC
- Mean motion
- 16.07732201 rev/day
- Eccentricity
- 0.0121965
- Inclination
- 64.9047°
- Ascending node
- 163.5835°
- Arg. of perigee
- 61.9593°
- Mean anomaly
- 299.385°
- Element set
- 999
- Rev at epoch
- 3
- 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-1282 · NORAD 12588 · landed August 14, 1981
Soyuz-U 17-951 Blok-I · re-entered July 19, 1981
Data from J. McDowell, planet4589.org
About this launch
High-resolution film-return Yantar reconnaissance satellite
Pad
31/6, Baikonur Cosmodrome, Republic of Kazakhstan
234th launch from 31/6, 12th this year · 602nd from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
5 days 7 hours after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Yantar-2K 20 launch?
Yantar-2K 20 launched on July 15, 1981. The time is known to the hour, not the minute.
Where can I watch Yantar-2K 20?
No webcast is on record for this launch.
What rocket launched Yantar-2K 20?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-2K 20 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Yantar-2K 20 reach?
Kosmos-1282, one of 2 catalogued objects, reached a 179 × 341 km orbit inclined 64.9°.
How many satellites did Yantar-2K 20 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).