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United States Air ForceAtlas SLV-3D CentaurLaunch Complex 36B, Cape Canaveral SFS, FL, USA

Comstar 1C

Launched

June 29, 1978

Launch Successful

Image: NASA Marshall Space Flight Center

Summary

Comstar 1C launched on an United States Air Force Atlas SLV-3D Centaur from Launch Complex 36B, Cape Canaveral SFS, FL, USA on June 29, 1978. It was United States Air Force's 724th launch, 20th this year and humanity's 2,115th orbital launch attempt. It was the 18th Atlas SLV-3D Centaur flight and the 5th this year. The payload was bound for Geostationary Orbit (Direct-GEO). The tracked orbit of Comstar 203, one of 3 catalogued objects, from July 13, 1978, was 35,481 × 35,793 km inclined 0.1°. 3 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Atlas SLV-3D Centaur · United States Air Force
Booster
No booster details on record.
Mission
Communications · Geostationary Orbit (Direct-GEO)
Milestone
18th Atlas SLV-3D Centaur flight · 5th this yearUnited States Air Force's 724th launch20th this yearhumanity's 2,115th orbital launch attempt70th orbital launch attempt this year

Flight preview

Orbit: as tracked

0.1°Inclination
35481 × 35793 kmPerigee × apogeefrom mean elements
1428.1 minPeriodfrom mean elements
280.6°Ascending node
17627 d agoElement epoch1978-07-13 00:00 UTC · stale

Comstar 203 · NORAD 10975 · 1978-068 · Space-Track · tracking 1 of 3 objects

Show the numbers for orbit elements
Object
COMSTAR 3
Object ID
1978-068A
Epoch
1978-07-13 00:00:00 UTC
Mean motion
1.00832735 rev/day
Eccentricity
0.0037167
Inclination
0.0811°
Ascending node
280.6345°
Arg. of perigee
300.0781°
Mean anomaly
273.0347°
Element set
999
Rev at epoch
14
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: Direct-GEO.

Catalogued objects

3 catalogued: 1 payload, 1 rocket stage, 1 debris; 3 still in orbit

  • Comstar 203 · NORAD 10975 · in orbit

Centaur AC-41 · in orbit

Data from J. McDowell, planet4589.org

About this launch

Geostationary communications satellite built by Hughes Aircraft Company

Pad

Map of Launch Complex 36B

Launch Complex 36B, Cape Canaveral SFS, FL, USA

23rd launch from Launch Complex 36B, 3rd this year · 348th from Cape Canaveral SFS, FL, USA

76 launches from this pad · 1,131 from Cape Canaveral SFS, FL, USA

89 days after the previous launch from this pad

Questions

When did Comstar 1C launch?

Comstar 1C launched on June 29, 1978. The time is known to the hour, not the minute.

Where can I watch Comstar 1C?

No webcast is on record for this launch.

What rocket launched Comstar 1C?

Atlas SLV-3D Centaur, flown by United States Air Force. Atlas SLV-3D Centaur spec sheet

Where did Comstar 1C launch from?

Launch Complex 36B, Cape Canaveral SFS, FL, USA.

What orbit did Comstar 1C reach?

The tracked orbit of Comstar 203, one of 3 catalogued objects, from July 13, 1978, was 35,481 × 35,793 km inclined 0.1°.

How many satellites did Comstar 1C launch?

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