Atlas SLV-3D Centaur | Intelsat 505
United States Air Force flew Atlas SLV-3D Centaur | Intelsat 505 on a Atlas SLV-3D Centaur out of Cape Canaveral SFS, FL, USA, placing its payload in Direct-GEO.
- Launch time
- Status
- SUCCESS
- Operator
- United States Air Force
- Mission type
- Communications
- Rocket
- Atlas SLV-3D Centaur
- Launch site
- Cape Canaveral SFS, FL, USA
- Launch pad
- Launch Complex 36B
- Payload
- —
- Target orbit
- Direct-GEO

Mission timeline
- 1982-09-28T23:17:00.000ZAtlas SLV-3D Centaur lifts off from Cape Canaveral SFS, FL, USA.
- Atlas SLV-3D Centaur passes through max aerodynamic pressure (Max Q).
- Main engine cutoff — the first stage shuts down as planned.
- Stage separation — the first stage separates cleanly.
- Second-stage engine ignites for the next phase of flight.
- Orbit insertion confirmed — the vehicle is now in Direct-GEO.
- Mission success — all objectives completed.