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Soviet Space ProgramSoyuz U43/3 (43L), Plesetsk Cosmodrome, Russian Federation
Yantar-2K 6
Launched
April 26, 1977
Summary
Yantar-2K 6 launched on a Soviet Space Program Soyuz U from 43/3 (43L), Plesetsk Cosmodrome, Russian Federation on April 26, 1977. It was Soviet Space Program's 1,104th launch, 24th this year and humanity's 1,946th orbital launch attempt. It was the 58th Soyuz U flight and the 11th this year. The payload was bound for low Earth orbit (LEO). Kosmos-905, one of 4 catalogued objects, reached a 178 × 345 km orbit inclined 67.1°. 4 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
- 58th Soyuz U flight · 11th this yearSoviet Space Program's 1,104th launch24th this yearhumanity's 1,946th orbital launch attempt31st orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-905 · NORAD 9937 · 1977-030 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1977-030A
- Epoch
- 1977-04-26 20:32:07 UTC
- Mean motion
- 16.07232094 rev/day
- Eccentricity
- 0.0126139
- Inclination
- 67.1203°
- Ascending node
- 61.4004°
- Arg. of perigee
- 63.4849°
- Mean anomaly
- 304.7092°
- Element set
- 999
- Rev at epoch
- 4
- 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
4 catalogued: 1 payload, 1 rocket stage, 2 components; none still in orbit
- Kosmos-905 · NORAD 9937 · landed May 26, 1977
Soyuz-U No. 031 Blok-I · re-entered May 1, 1977
Data from J. McDowell, planet4589.org
About this launch
High-resolution film-return Yantar reconnaissance satellite
Pad
43/3 (43L), Plesetsk Cosmodrome, Russian Federation
61st launch from 43/3 (43L), 7th this year · 542nd from Plesetsk Cosmodrome, Russian Federation
234 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
15 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Yantar-2K 6 launch?
Yantar-2K 6 launched on April 26, 1977. The time is known to the hour, not the minute.
Where can I watch Yantar-2K 6?
No webcast is on record for this launch.
What rocket launched Yantar-2K 6?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Yantar-2K 6 launch from?
43/3 (43L), Plesetsk Cosmodrome, Russian Federation.
What orbit did Yantar-2K 6 reach?
Kosmos-905, one of 4 catalogued objects, reached a 178 × 345 km orbit inclined 67.1°.
How many satellites did Yantar-2K 6 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).