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Soviet Space ProgramTsiklon-290, Baikonur Cosmodrome, Republic of Kazakhstan

US-A 29

Launched

August 20, 1986

Launch Successful

Image: Ukrainian Space Agency

Summary

US-A 29 launched on a Soviet Space Program Tsiklon-2 from 90, Baikonur Cosmodrome, Republic of Kazakhstan on August 20, 1986. It was Soviet Space Program's 2,012th launch, 56th this year and humanity's 3,096th orbital launch attempt. It was the 75th Tsiklon-2 flight and the 5th this year. The payload was bound for low Earth orbit (LEO). Kosmos-1771, one of 4 catalogued objects, reached a 258 × 272 km orbit inclined 65.0°. 4 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Tsiklon-2 · Soviet Space Program
Booster
No booster details on record.
Mission
Government/Top Secret · Low Earth Orbit (LEO)
Milestone
75th Tsiklon-2 flight · 5th this yearSoviet Space Program's 2,012th launch56th this yearhumanity's 3,096th orbital launch attempt67th orbital launch attempt this year

Flight preview

Orbit: as tracked

65.0°Inclination
258 × 272 kmPerigee × apogeefrom mean elements
89.7 minPeriodfrom mean elements
196.9°Ascending node
14666 d agoElement epoch1986-08-20 20:16 UTC · stale

Kosmos-1771 · NORAD 16917 · 1986-062 · Space-Track · tracking 1 of 4 objects

Show the numbers for orbit elements
Object
COSMOS 1771
Object ID
1986-062A
Epoch
1986-08-20 20:16:15 UTC
Mean motion
16.0610145 rev/day
Eccentricity
0.0010499
Inclination
65.0052°
Ascending node
196.8662°
Arg. of perigee
267.6045°
Mean anomaly
92.0131°
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, 3 components; 2 still in orbit

  • Kosmos-1771 · NORAD 16917 · in orbit

Data from J. McDowell, planet4589.org

About this launch

Active radar satellite for ocean surveillance powered by a nuclear reactor.

Pad

Map of 90

90, Baikonur Cosmodrome, Republic of Kazakhstan

57th launch from 90, 5th this year · 787th from Baikonur Cosmodrome, Republic of Kazakhstan

74 launches from this pad · 1,565 from Baikonur Cosmodrome, Republic of Kazakhstan

16 days after the previous launch from this pad

Questions

When did US-A 29 launch?

US-A 29 launched on August 20, 1986. The time is known to the hour, not the minute.

Where can I watch US-A 29?

No webcast is on record for this launch.

What rocket launched US-A 29?

Tsiklon-2, flown by Soviet Space Program. Tsiklon-2 spec sheet

Where did US-A 29 launch from?

90, Baikonur Cosmodrome, Republic of Kazakhstan.

What orbit did US-A 29 reach?

Kosmos-1771, one of 4 catalogued objects, reached a 258 × 272 km orbit inclined 65.0°.

How many satellites did US-A 29 launch?

1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).