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Soviet Space ProgramSoyuz U43/4 (43R), Plesetsk Cosmodrome, Russian Federation
Zenit-4MK 76
Launched
April 7, 1977
Summary
Zenit-4MK 76 launched on a Soviet Space Program Soyuz U from 43/4 (43R), Plesetsk Cosmodrome, Russian Federation on April 7, 1977. It was Soviet Space Program's 1,101st launch, 21st this year and humanity's 1,942nd orbital launch attempt. It was the 56th Soyuz U flight and the 9th this year. The payload was bound for low Earth orbit (LEO). Kosmos-902, one of 5 catalogued objects, reached a 174 × 267 km orbit inclined 81.4°. 5 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
- 56th Soyuz U flight · 9th this yearSoviet Space Program's 1,101st launch21st this yearhumanity's 1,942nd orbital launch attempt27th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-902 · NORAD 9908 · 1977-026 · Space-Track · tracking 1 of 5 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1977-026A
- Epoch
- 1977-04-07 17:42:41 UTC
- Mean motion
- 16.2227211 rev/day
- Eccentricity
- 0.0070371
- Inclination
- 81.3887°
- Ascending node
- 354.5974°
- Arg. of perigee
- 77.6486°
- Mean anomaly
- 283.8719°
- Element set
- 999
- Rev at epoch
- 6
- 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
5 catalogued: 1 payload, 1 rocket stage, 3 components; none still in orbit
- Kosmos-902 · NORAD 9908 · landed April 20, 1977
Soyuz-U 26-671 Blok-I · re-entered April 9, 1977
Data from J. McDowell, planet4589.org
About this launch
High resolution optical reconnaissance satellite of the Vostok-based Zenit family.
Pad
43/4 (43R), Plesetsk Cosmodrome, Russian Federation
97th launch from 43/4 (43R), 5th this year · 540th from Plesetsk Cosmodrome, Russian Federation
329 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
13 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Zenit-4MK 76 launch?
Zenit-4MK 76 launched on April 7, 1977. The time is known to the hour, not the minute.
Where can I watch Zenit-4MK 76?
No webcast is on record for this launch.
What rocket launched Zenit-4MK 76?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Zenit-4MK 76 launch from?
43/4 (43R), Plesetsk Cosmodrome, Russian Federation.
What orbit did Zenit-4MK 76 reach?
Kosmos-902, one of 5 catalogued objects, reached a 174 × 267 km orbit inclined 81.4°.
How many satellites did Zenit-4MK 76 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).