Explorer 20 (IE-A / TOPSI / S-48), a NASA Ionosphere Explorer studying topside ionospheric electron density and radio propagation, launched on a Scout X-4 from Vandenberg PALC-D into near-polar LEO.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 44 kg
- Flight
- 5th
- of 12 Scout X-4 flights
- Date and time
- 25 August 1964, 13:43 UTC
- Rocket
- Scout X-4
- Builder
- Vought
- Launch site
- Space Launch Complex 5, Vandenberg SFB, CA, USA
- Payload
- Earth Science
- International designator
- 1964-051
- Launches in 1964
- 60th of 100
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
View satellites in Space Atlas