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United States Air ForceThor Delta NSpace Launch Complex 2E, Vandenberg SFB, CA, USA

TD-1A

Launched

March 12, 1972

Launch Successful

Image: NASA

Summary

TD-1A launched on an United States Air Force Thor Delta N from Space Launch Complex 2E, Vandenberg SFB, CA, USA on March 12, 1972. It was United States Air Force's 571st launch, 7th this year and humanity's 1,322nd orbital launch attempt. It was the 6th Thor Delta N flight and the 1st this year. The payload was bound for Polar Orbit (PO). TD-1A, one of 5 catalogued objects, reached a 533 × 553 km orbit inclined 97.6°. 5 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Vehicle
Thor Delta N · United States Air Force
Booster
No booster details on record.
Mission
Astrophysics · Polar Orbit (PO)
Milestone
6th Thor Delta N flight · 1st this yearUnited States Air Force's 571st launch7th this yearhumanity's 1,322nd orbital launch attempt16th orbital launch attempt this year

Flight preview

Orbit: as tracked

97.6°Inclination
533 × 553 kmPerigee × apogeefrom mean elements
95.4 minPeriodfrom mean elements
253.9°Ascending node
19941 d agoElement epoch1972-03-12 04:31 UTC · stale

TD-1A · NORAD 5879 · 1972-014 · Space-Track · tracking 1 of 5 objects

Show the numbers for orbit elements
Object
TD 1A
Object ID
1972-014A
Epoch
1972-03-12 04:31:02 UTC
Mean motion
15.10101644 rev/day
Eccentricity
0.0014439
Inclination
97.5554°
Ascending node
253.9411°
Arg. of perigee
323.4975°
Mean anomaly
36.5215°
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: PO. Ascent drawn from padside's representative profile.

Catalogued objects

5 catalogued: 1 payload, 1 rocket stage, 3 components; none still in orbit

  • TD-1A · NORAD 5879 · re-entered January 9, 1980

Delta 88 · re-entered October 9, 1980

Data from J. McDowell, planet4589.org

About this launch

European astrophysical research satellite.

Pad

Map of Space Launch Complex 2E

Space Launch Complex 2E, Vandenberg SFB, CA, USA

47th launch from Space Launch Complex 2E, 2nd this year · 379th from Vandenberg SFB, CA, USA

47 launches from this pad · 919 from Vandenberg SFB, CA, USA

40 days after the previous launch from this pad

Questions

When did TD-1A launch?

TD-1A launched on March 12, 1972. The time is known to the hour, not the minute.

Where can I watch TD-1A?

No webcast is on record for this launch.

What rocket launched TD-1A?

Thor Delta N, flown by United States Air Force. Thor Delta N spec sheet

Where did TD-1A launch from?

Space Launch Complex 2E, Vandenberg SFB, CA, USA.

What orbit did TD-1A reach?

TD-1A, one of 5 catalogued objects, reached a 533 × 553 km orbit inclined 97.6°.

How many satellites did TD-1A launch?

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