Soviet Space ProgramSoyuz U31/6, Baikonur Cosmodrome, Republic of Kazakhstan
Zenit-2M 71
Launched
September 22, 1976
Summary
Zenit-2M 71 launched on a Soviet Space Program Soyuz U from 31/6, Baikonur Cosmodrome, Republic of Kazakhstan on September 22, 1976. It was Soviet Space Program's 1,050th launch, 71st this year and humanity's 1,881st orbital launch attempt. It was the 37th Soyuz U flight and the 14th this year. The payload was bound for low Earth orbit (LEO). Kosmos-856, one of 5 catalogued objects, reached a 209 × 307 km orbit inclined 65.0°. 5 objects from this launch are catalogued, 2 of them payloads.
- 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
- 37th Soyuz U flight · 14th this yearSoviet Space Program's 1,050th launch71st this yearhumanity's 1,881st orbital launch attempt98th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-856 · NORAD 9435 · 1976-096 · Space-Track · tracking 1 of 5 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1976-096A
- Epoch
- 1976-09-23 09:14:41 UTC
- Mean motion
- 16.08504677 rev/day
- Eccentricity
- 0.0073737
- Inclination
- 65.0111°
- Ascending node
- 176.31°
- Arg. of perigee
- 65.17°
- Mean anomaly
- 295.7069°
- Element set
- 999
- Rev at epoch
- 16
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.
Catalogued objects
5 catalogued: 2 payloads, 1 rocket stage, 2 components; none still in orbit
- Kosmos-856 · NORAD 9435 · landed October 5, 1976
- Kapsula Kosmosa-856 · NORAD 9448 · re-entered October 16, 1976
Soyuz-U 42-240 Blok-I · re-entered September 30, 1976
Data from J. McDowell, planet4589.org
About this launch
The soviet Zenit-2M (Gektor, 11F690) was an improved version of the Zenit-2 area surveillance reconnaissance satellite. It was part of the Vostok-based Zenit-family.
Pad

31/6, Baikonur Cosmodrome, Republic of Kazakhstan
179th launch from 31/6, 10th this year · 465th from Baikonur Cosmodrome, Republic of Kazakhstan
430 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan
25 days after the previous launch from this pad
All launches from Baikonur Cosmodrome, Republic of KazakhstanOpen in maps
Questions
When did Zenit-2M 71 launch?
Zenit-2M 71 launched on September 22, 1976. The time is known to the hour, not the minute.
Where can I watch Zenit-2M 71?
No webcast is on record for this launch.
What rocket launched Zenit-2M 71?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Zenit-2M 71 launch from?
31/6, Baikonur Cosmodrome, Republic of Kazakhstan.
What orbit did Zenit-2M 71 reach?
Kosmos-856, one of 5 catalogued objects, reached a 209 × 307 km orbit inclined 65.0°.
How many satellites did Zenit-2M 71 launch?
2 payloads from this launch are catalogued, none of them still 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)