United States Air ForceDelta 2310Space Launch Complex 2W, Vandenberg SFB, CA, USA
NOAA 4
Launched
November 15, 1974
Image: NASA
Summary
NOAA 4 launched on an United States Air Force Delta 2310 from Space Launch Complex 2W, Vandenberg SFB, CA, USA on November 15, 1974. It was United States Air Force's 626th launch, 14th this year and humanity's 1,634th orbital launch attempt. It was the 1st Delta 2310 flight. The payload was bound for Sun-Synchronous Orbit (SSO). NOAA 4, one of 188 catalogued objects, reached a 1,453 × 1,467 km orbit inclined 101.7°. 188 objects from this launch are catalogued, 3 of them payloads.
- Watch
- No webcast on record.
- Vehicle
- Delta 2310 · United States Air Force
- Booster
- No booster details on record.
- Mission
- Earth Science · Sun-Synchronous Orbit (SSO)
- Milestone
- 1st Delta 2310 flightUnited States Air Force's 626th launch14th this yearhumanity's 1,634th orbital launch attempt96th orbital launch attempt this year
Flight preview
Orbit: as tracked
NOAA 4 · NORAD 7529 · 1974-089 · Space-Track · tracking 1 of 188 objects
Show the numbers for orbit elements
- Object
- NOAA 4
- Object ID
- 1974-089A
- Epoch
- 1974-11-15 18:16:02 UTC
- Mean motion
- 12.52798152 rev/day
- Eccentricity
- 0.0009459
- Inclination
- 101.7457°
- Ascending node
- 4.4703°
- Arg. of perigee
- 216.7968°
- Mean anomaly
- 143.2408°
- Element set
- 999
- Rev at epoch
- 1
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO. Ascent drawn from padside's representative profile.
Catalogued objects
188 catalogued: 3 payloads, 1 rocket stage, 184 debris; 159 still in orbit
- NOAA 4 · NORAD 7529 · in orbit
- AMSAT-OSCAR-7 · NORAD 7530 · in orbit
- Intasat · NORAD 7531 · in orbit
Delta 104 · broke up August 20, 1975
Data from J. McDowell, planet4589.org
About this launch
Meteorological satellite using radiometric imaging
Pad

Space Launch Complex 2W, Vandenberg SFB, CA, USA
31st launch from Space Launch Complex 2W, 1st this year · 421st from Vandenberg SFB, CA, USA
99 launches from this pad · 919 from Vandenberg SFB, CA, USA
334 days after the previous launch from this pad
Questions
When did NOAA 4 launch?
NOAA 4 launched on November 15, 1974. The time is known to the hour, not the minute.
Where can I watch NOAA 4?
No webcast is on record for this launch.
What rocket launched NOAA 4?
Delta 2310, flown by United States Air Force. Delta 2310 spec sheet
Where did NOAA 4 launch from?
Space Launch Complex 2W, Vandenberg SFB, CA, USA.
What orbit did NOAA 4 reach?
NOAA 4, one of 188 catalogued objects, reached a 1,453 × 1,467 km orbit inclined 101.7°.
How many satellites did NOAA 4 launch?
3 payloads from this launch are catalogued, 3 of them still in orbit (Data from J. McDowell, planet4589.org).
