Explorer 19 was NASA’s atmospheric-density satellite launched on December 19, 1963 to determine mean upper-atmosphere densities and their variation during minimum solar activity.
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Identity
Aliases
Explorer XIXExplorer 19Atmosphere Explorer BAE-B1963-053
Name
Explorer 19
Status
completed
Details
Astronauts
-
Description
Explorer 19 was NASA’s atmospheric-density satellite launched on December 19, 1963 to determine mean upper-atmosphere densities and their variation during minimum solar activity.
Destination
Low Earth orbit
Outcome
Explorer 19 measured upper-atmosphere density through orbital-energy changes, providing a dedicated data set for understanding atmospheric drag and neutral-density variation during low solar activity.