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Soviet Space ProgramSoyuz U16/2, Plesetsk Cosmodrome, Russian Federation
Zenit-8 18
Launched
July 3, 1985
Summary
Zenit-8 18 launched on a Soviet Space Program Soyuz U from 16/2, Plesetsk Cosmodrome, Russian Federation on July 3, 1985. It was Soviet Space Program's 1,902nd launch, 46th this year and humanity's 2,962nd orbital launch attempt. It was the 407th Soyuz U flight and the 18th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1665, one of 8 catalogued objects, reached a 203 × 290 km orbit inclined 72.9°. 8 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
- 407th Soyuz U flight · 18th this yearSoviet Space Program's 1,902nd launch46th this yearhumanity's 2,962nd orbital launch attempt58th orbital launch attempt this year
Flight preview
Orbit: as tracked
Kosmos-1665 · NORAD 15877 · 1985-057 · Space-Track · tracking 1 of 8 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 1985-057A
- Epoch
- 1985-07-03 11:58:05 UTC
- Mean motion
- 16.12789761 rev/day
- Eccentricity
- 0.0065869
- Inclination
- 72.866°
- Ascending node
- 108.9164°
- Arg. of perigee
- 90.5006°
- Mean anomaly
- 270.3759°
- 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
8 catalogued: 1 payload, 1 rocket stage, 6 components; none still in orbit
- Kosmos-1665 · NORAD 15877 · landed July 17, 1985
Soyuz-U 56-320 Blok-I · re-entered July 10, 1985
Data from J. McDowell, planet4589.org
About this launch
Film-return reconnaissance satellite
Pad
16/2, Plesetsk Cosmodrome, Russian Federation
39th launch from 16/2, 4th this year · 1,059th from Plesetsk Cosmodrome, Russian Federation
136 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 Zenit-8 18 launch?
Zenit-8 18 launched on July 3, 1985. The time is known to the hour, not the minute.
Where can I watch Zenit-8 18?
No webcast is on record for this launch.
What rocket launched Zenit-8 18?
Soyuz U, flown by Soviet Space Program. Soyuz U spec sheet
Where did Zenit-8 18 launch from?
16/2, Plesetsk Cosmodrome, Russian Federation.
What orbit did Zenit-8 18 reach?
Kosmos-1665, one of 8 catalogued objects, reached a 203 × 290 km orbit inclined 72.9°.
How many satellites did Zenit-8 18 launch?
1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).