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Soviet Space ProgramKosmos 11K63133/3 (133L), Plesetsk Cosmodrome, Russian Federation

DS-P1-Yu 78

Launched

May 18, 1976

Launch Successful

Image: Gunter Krebs

Summary

DS-P1-Yu 78 launched on a Soviet Space Program Kosmos 11K63 from 133/3 (133L), Plesetsk Cosmodrome, Russian Federation on May 18, 1976. It was Soviet Space Program's 1,010th launch, 31st this year and humanity's 1,828th orbital launch attempt. It was the 122nd Kosmos 11K63 flight and the 2nd this year. The payload was bound for low Earth orbit (LEO). Kosmos-818, one of 2 catalogued objects, reached a 277 × 488 km orbit inclined 71.1°. 2 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Kosmos 11K63 · Soviet Space Program
Booster
No booster details on record.
Mission
Test Target · Low Earth Orbit (LEO)
Milestone
122nd Kosmos 11K63 flight · 2nd this yearSoviet Space Program's 1,010th launch31st this yearhumanity's 1,828th orbital launch attempt45th orbital launch attempt this year

Flight preview

Orbit: as tracked

71.1°Inclination
277 × 488 kmPerigee × apogeefrom mean elements
92.1 minPeriodfrom mean elements
40.8°Ascending node
18412 d agoElement epoch1976-05-18 15:22 UTC · stale

Kosmos-818 · NORAD 8851 · 1976-044 · Space-Track · tracking 1 of 2 objects

Show the numbers for orbit elements
Object
COSMOS 818
Object ID
1976-044A
Epoch
1976-05-18 15:22:47 UTC
Mean motion
15.64315698 rev/day
Eccentricity
0.0156605
Inclination
71.0597°
Ascending node
40.8114°
Arg. of perigee
81.3699°
Mean anomaly
280.5157°
Element set
999
Rev at epoch
3
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

2 catalogued: 1 payload, 1 rocket stage; none still in orbit

  • Kosmos-818 · NORAD 8851 · re-entered March 7, 1977

Kosmos-2 (N122) Stage 2 · re-entered October 28, 1976

Data from J. McDowell, planet4589.org

About this launch

The DS-P1-Yu series of satellites was used to calibrate space surveillance and early warning radars.

Pad

Map of 133/3 (133L)

133/3 (133L), Plesetsk Cosmodrome, Russian Federation

86th launch from 133/3 (133L), 2nd this year · 480th from Plesetsk Cosmodrome, Russian Federation

159 launches from this pad · 1,688 from Plesetsk Cosmodrome, Russian Federation

102 days after the previous launch from this pad

Questions

When did DS-P1-Yu 78 launch?

DS-P1-Yu 78 launched on May 18, 1976. The time is known to the hour, not the minute.

Where can I watch DS-P1-Yu 78?

No webcast is on record for this launch.

What rocket launched DS-P1-Yu 78?

Kosmos 11K63, flown by Soviet Space Program. Kosmos 11K63 spec sheet

Where did DS-P1-Yu 78 launch from?

133/3 (133L), Plesetsk Cosmodrome, Russian Federation.

What orbit did DS-P1-Yu 78 reach?

Kosmos-818, one of 2 catalogued objects, reached a 277 × 488 km orbit inclined 71.1°.

How many satellites did DS-P1-Yu 78 launch?

1 payload from this launch is catalogued, no longer in orbit (Data from J. McDowell, planet4589.org).