Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

USA 285

retired

Missile Warning TrackingGEOCOSPAR 2018-036ELaunched 4/14/2018

Mission & Launch

Launch Mission: CBAS/EAGLE
Launch Vehicle: Atlas V 551 C
Launch Date: 4/14/2018
Last Contact: 1/1/2022

Orbit & Mass

Orbit Class: GEO
Altitude: 35,277.5 km
Inclination: 0.82 deg
Dry Mass: 80 kg
Total Mass: 100 kg

Payload Classification

Mission Type: Missile Warning Tracking
Payload Category: EW*
Payload Class: D

Organizations

Operator: Air Force Research Lab (AFRL)
Manufacturer: Northrop Grumman

Registry

COSPAR ID: 2018-036E
UN Registration: ST/SG/SER.E/877