launched from USA

USA-1

Success
JUN 13198411:37:00 UTC

Atlas E carried Navstar 9, the ninth of eleven Block I GPS satellites and the first satellite given a USA designation. Designed for a five-year life, it entered service on 19 July 1984 and was deactivated on 20 June 1994.

launched from SLC-3W Vandenberg

aboard Atlas E/F-SGS-2 42E into MEO

Payload

USA-1 (GPS-9)

Navigation

last updated Oct 8, 2026