United States Air ForceScout X-4Space Launch Complex 5, Vandenberg SFB, CA, USA
ESRS
Launched
June 25, 1964
Image: U.S. Air Force
Summary
ESRS launched on an United States Air Force Scout X-4 from Space Launch Complex 5, Vandenberg SFB, CA, USA on June 25, 1964. The mission failed. It was United States Air Force's 198th launch, 23rd this year and humanity's 334th orbital launch attempt. It was the 4th Scout X-4 flight and the 2nd this year. The payload was bound for low Earth orbit (LEO).
- Watch
- No webcast on record.
- Vehicle
- Scout X-4 · United States Air Force
- Booster
- No booster details on record.
- Mission
- Earth Science · Low Earth Orbit (LEO)
- Milestone
- 4th Scout X-4 flight · 2nd this yearUnited States Air Force's 198th launch23rd this yearhumanity's 334th orbital launch attempt41st orbital launch attempt this year
Flight preview
About this launch
ESRS (Environmental Sciences Research Satellite, also (Research Satellite for Environmental Sciences) was a small magnetosperic research satellite built by the US Air Force Cambridge Research Lab.
Pad

Space Launch Complex 5, Vandenberg SFB, CA, USA
12th launch from Space Launch Complex 5, 2nd this year · 135th from Vandenberg SFB, CA, USA
69 launches from this pad · 919 from Vandenberg SFB, CA, USA
20 days after the previous launch from this pad
Questions
When did ESRS launch?
ESRS launched on June 25, 1964. The time is known to the hour, not the minute.
Where can I watch ESRS?
No webcast is on record for this launch.
What rocket launched ESRS?
Scout X-4, flown by United States Air Force. Scout X-4 spec sheet
Where did ESRS launch from?
Space Launch Complex 5, Vandenberg SFB, CA, USA.
What orbit was ESRS going to?
Low Earth Orbit (LEO), a earth science mission.
