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Soviet Space ProgramProton-K/DM200/39 (200L), Baikonur Cosmodrome, Republic of Kazakhstan

Gorizont 4

Launched

June 14, 1980

Launch Successful

Summary

Gorizont 4 launched on a Soviet Space Program Proton-K/DM from 200/39 (200L), Baikonur Cosmodrome, Republic of Kazakhstan on June 14, 1980. It was Soviet Space Program's 1,402nd launch, 40th this year and humanity's 2,333rd orbital launch attempt. It was the 20th Proton-K/DM flight and the 2nd this year. The payload was bound for Geostationary Orbit (Direct-GEO). Gorizont, one of 6 catalogued objects, reached a 36,298 × 36,726 km orbit inclined 0.8°. 6 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Proton-K/DM · Soviet Space Program
Booster
No booster details on record.
Mission
Communications · Geostationary Orbit (Direct-GEO)
Milestone
20th Proton-K/DM flight · 2nd this yearSoviet Space Program's 1,402nd launch40th this yearhumanity's 2,333rd orbital launch attempt50th orbital launch attempt this year

Flight preview

Orbit: as tracked

0.8°Inclination
36298 × 36726 kmPerigee × apogeefrom mean elements
1472.9 minPeriodfrom mean elements
283.6°Ascending node
16925 d agoElement epoch1980-06-14 00:26 UTC · stale

Gorizont · NORAD 11841 · 1980-049 · Space-Track · tracking 1 of 6 objects

Show the numbers for orbit elements
Object
GORIZONT 4
Object ID
1980-049A
Epoch
1980-06-14 00:26:47 UTC
Mean motion
0.97763187 rev/day
Eccentricity
0.005
Inclination
0.8°
Ascending node
283.5822°
Arg. of perigee
0.4025°
Mean anomaly
75.4492°
Element set
999
Rev at epoch
2
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: Direct-GEO. Ascent drawn from padside's representative profile.

Catalogued objects

6 catalogued: 1 payload, 2 rocket stages, 3 components; 2 still in orbit

  • Gorizont · NORAD 11841 · in orbit

Proton-K 303-02 Stage 3 · re-entered June 15, 1980

Blok DM No. 27L · in orbit

Data from J. McDowell, planet4589.org

About this launch

Geostationary communications satellite

Pad

Map of 200/39 (200L)

200/39 (200L), Baikonur Cosmodrome, Republic of Kazakhstan

2nd launch from 200/39 (200L), 2nd this year · 566th from Baikonur Cosmodrome, Republic of Kazakhstan

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

114 days after the previous launch from this pad

Questions

When did Gorizont 4 launch?

Gorizont 4 launched on June 14, 1980. The time is known to the hour, not the minute.

Where can I watch Gorizont 4?

No webcast is on record for this launch.

What rocket launched Gorizont 4?

Proton-K/DM, flown by Soviet Space Program. Proton-K/DM spec sheet

Where did Gorizont 4 launch from?

200/39 (200L), Baikonur Cosmodrome, Republic of Kazakhstan.

What orbit did Gorizont 4 reach?

Gorizont, one of 6 catalogued objects, reached a 36,298 × 36,726 km orbit inclined 0.8°.

How many satellites did Gorizont 4 launch?

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