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United States Air ForceThorad SLV-2G Agena DSpace Launch Complex 2E, Vandenberg SFB, CA, USA

Nimbus 4

Launched

April 8, 1970

Launch Successful

Image: NASA

Summary

Nimbus 4 launched on an United States Air Force Thorad SLV-2G Agena D from Space Launch Complex 2E, Vandenberg SFB, CA, USA on April 8, 1970. It was United States Air Force's 517th launch, 8th this year and humanity's 1,073rd orbital launch attempt. It was the 27th Thorad SLV-2G Agena D flight and the 2nd this year. The payload was bound for Polar Orbit (PO). Nimbus 4, one of 444 catalogued objects, reached a 1,099 × 1,109 km orbit inclined 99.9°. 444 objects from this launch are catalogued, 2 of them payloads.

Watch
No webcast on record.
Vehicle
Thorad SLV-2G Agena D · United States Air Force
Booster
No booster details on record.
Mission
Earth Science · Polar Orbit (PO)
Milestone
27th Thorad SLV-2G Agena D flight · 2nd this yearUnited States Air Force's 517th launch8th this yearhumanity's 1,073rd orbital launch attempt27th orbital launch attempt this year

Flight preview

Orbit: as tracked

99.9°Inclination
1099 × 1109 kmPerigee × apogeefrom mean elements
107.2 minPeriodfrom mean elements
14.4°Ascending node
20645 d agoElement epoch1970-04-08 11:08 UTC · stale

Nimbus 4 · NORAD 4362 · 1970-025 · Space-Track · tracking 1 of 444 objects

Show the numbers for orbit elements
Object
NIMBUS 4
Object ID
1970-025A
Epoch
1970-04-08 11:08:55 UTC
Mean motion
13.43347468 rev/day
Eccentricity
0.0006069
Inclination
99.9074°
Ascending node
14.4042°
Arg. of perigee
66.8668°
Mean anomaly
293.311°
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

444 catalogued: 2 payloads, 1 rocket stage, 441 debris; 265 still in orbit

  • Nimbus 4 · NORAD 4362 · in orbit
  • TOPO I · NORAD 4363 · in orbit

Agena D 6231 · broke up October 17, 1970

Data from J. McDowell, planet4589.org

About this launch

Meteorological research and development satellite

Pad

Map of Space Launch Complex 2E

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

43rd launch from Space Launch Complex 2E, 2nd this year · 345th from Vandenberg SFB, CA, USA

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

63 days after the previous launch from this pad

Questions

When did Nimbus 4 launch?

Nimbus 4 launched on April 8, 1970. The time is known to the hour, not the minute.

Where can I watch Nimbus 4?

No webcast is on record for this launch.

What rocket launched Nimbus 4?

Thorad SLV-2G Agena D, flown by United States Air Force. Thorad SLV-2G Agena D spec sheet

Where did Nimbus 4 launch from?

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

What orbit did Nimbus 4 reach?

Nimbus 4, one of 444 catalogued objects, reached a 1,099 × 1,109 km orbit inclined 99.9°.

How many satellites did Nimbus 4 launch?

2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).