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Soviet Space ProgramSoyuz U16/2, Plesetsk Cosmodrome, Russian Federation
Zenit-8 20
Launched
August 2, 1985
Summary
Zenit-8 20 launched on a Soviet Space Program Soyuz U from 16/2, Plesetsk Cosmodrome, Russian Federation on August 2, 1985. It was Soviet Space Program's 1,909th launch, 53rd this year and humanity's 2,970th orbital launch attempt. It was the 411th Soyuz U flight and the 22nd this year. The payload was bound for low Earth orbit (LEO). Kosmos-1671, one of 7 catalogued objects, reached a 205 × 291 km orbit inclined 72.9°. 7 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
- 411th Soyuz U flight · 22nd this yearSoviet Space Program's 1,909th launch53rd this yearhumanity's 2,970th orbital launch attempt66th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1671 · NORAD 15931 · 1985-065 · Space-Track · tracking 1 of 7 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1985-065A
- Epoch
- 1985-08-02 11:28:05 UTC
- Mean motion
- 16.12189137 rev/day
- Eccentricity
- 0.0064876
- Inclination
- 72.869°
- Ascending node
- 130.985°
- Arg. of perigee
- 87.4707°
- Mean anomaly
- 273.3951°
- Element set
- 999
- Rev at epoch
- 0
- 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
7 catalogued: 1 payload, 1 rocket stage, 5 components; none still in orbit
- Kosmos-1671 · NORAD 15931 · landed August 16, 1985
Soyuz-U 56-321 Blok-I · re-entered August 10, 1985
Data from J. McDowell, planet4589.org
About this launch
Film-return reconnaissance satellite
Pad
16/2, Plesetsk Cosmodrome, Russian Federation
40th launch from 16/2, 5th this year · 1,063rd from Plesetsk Cosmodrome, Russian Federation
136 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation
29 days after the previous launch from this pad
All launches from Plesetsk Cosmodrome, Russian FederationOpen in maps
Questions
When did Zenit-8 20 launch?
Zenit-8 20 launched on August 2, 1985. The time is known to the hour, not the minute.
Where can I watch Zenit-8 20?
No webcast is on record for this launch.
What rocket launched Zenit-8 20?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Zenit-8 20 launch from?
16/2, Plesetsk Cosmodrome, Russian Federation.
What orbit did Zenit-8 20 reach?
Kosmos-1671, one of 7 catalogued objects, reached a 205 × 291 km orbit inclined 72.9°.
How many satellites did Zenit-8 20 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).