launched from USA

USA-251

Success
MAY 17201400:03:00 UTC

Delta IV carried GPS IIF-6, a navigation satellite nicknamed Rigel after the star. A storm over the Florida Space Coast pushed the launch back a day from 15 May.

launched from SLC-37B Canaveral

aboard Delta IV M+ Delta 366 into MEO

Payload

USA-251 (GPS IIF-6)

Navigation

last updated Oct 8, 2026