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United States Air ForceAtlas SLV-3 Agena DLaunch Complex 12, Cape Canaveral SFS, FL, USA

OAO 1

Launched

April 8, 1966

Launch Successful

Image: USAF

Summary

OAO 1 launched on an United States Air Force Atlas SLV-3 Agena D from Launch Complex 12, Cape Canaveral SFS, FL, USA on April 8, 1966. It was United States Air Force's 316th launch, 17th this year and humanity's 552nd orbital launch attempt. It was the 20th Atlas SLV-3 Agena D flight and the 5th this year. The payload was bound for low Earth orbit (LEO). The tracked orbit of OAO 1, one of 3 catalogued objects, from April 14, 1966, was 801 × 813 km inclined 35.0°. 3 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Atlas SLV-3 Agena D · United States Air Force
Booster
No booster details on record.
Mission
Planetary Science · Low Earth Orbit (LEO)
Milestone
20th Atlas SLV-3 Agena D flight · 5th this yearUnited States Air Force's 316th launch17th this yearhumanity's 552nd orbital launch attempt35th orbital launch attempt this year

Flight preview

Orbit: as tracked

35.0°Inclination
801 × 813 kmPerigee × apogeefrom mean elements
100.9 minPeriodfrom mean elements
327.2°Ascending node
22099 d agoElement epoch1966-04-14 23:02 UTC · stale

OAO 1 · NORAD 2142 · 1966-031 · Space-Track · tracking 1 of 3 objects

Show the numbers for orbit elements
Object
OAO 1
Object ID
1966-031A
Epoch
1966-04-14 23:02:36 UTC
Mean motion
14.27612262 rev/day
Eccentricity
0.0008334
Inclination
35.0479°
Ascending node
327.1583°
Arg. of perigee
169.6286°
Mean anomaly
190.5043°
Element set
999
Rev at epoch
88
B*
0.00080285

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

Catalogued objects

3 catalogued: 1 payload, 1 rocket stage, 1 debris; 2 still in orbit

  • OAO 1 · NORAD 2142 · in orbit

Agena D 6703 · in orbit

Data from J. McDowell, planet4589.org

About this launch

OAO 1 (Orbiting Astronomical Observatory 1) was a solar-cell-powered satellite instrumented to make precision astronomical observations and to measure the absorption and emission characteristics of the stars, planets, nebulae, and the interplanetary and interstellar media from visible to gamma-ray regions.

Pad

Map of Launch Complex 12

Launch Complex 12, Cape Canaveral SFS, FL, USA

18th launch from Launch Complex 12, 1st this year · 166th from Cape Canaveral SFS, FL, USA

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

320 days after the previous launch from this pad

Questions

When did OAO 1 launch?

OAO 1 launched on April 8, 1966. The time is known to the hour, not the minute.

Where can I watch OAO 1?

No webcast is on record for this launch.

What rocket launched OAO 1?

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

Where did OAO 1 launch from?

Launch Complex 12, Cape Canaveral SFS, FL, USA.

What orbit did OAO 1 reach?

The tracked orbit of OAO 1, one of 3 catalogued objects, from April 14, 1966, was 801 × 813 km inclined 35.0°.

How many satellites did OAO 1 launch?

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