Official name USA 522
Cospar ID 2025-077B
Norad ID 63597
Launch date 2025-04-16
Launch site AFWTR
Launch vehicle Minotaur-4
Country/Organization USA
Type application Technology ?
Operator NRO
RCS size UNKNOWN
Decay date ON ORBIT
Contractors ?
Equipment ?
Propulsion ?
Configuration ?

The NROL 174 launch carried two not yet identified payloads for the NRO to be launched on a Minotaur-4 rocket from Wallops Island. The target orbit is not known.

Note: The NROL designations refer to the launch, not to the payload.

Satellite COSPAR Date LS Launch Vehicle Remarks
USA 521 2025-077A 2025-04-16 AFWTR Minotaur-4 with USA 521
USA 522 2025-077B 2025-04-16 AFWTR Minotaur-4 with USA 521