Atlas V – GPS IIF-12 – Launch Profile

Launch Timeline

Time Event
T-0:00:02.7 Stage 1 – RD-180 Ignition
T+0:00:01.1 Liftoff
T+0:00:02.1 Full Thrust Level
T+0:00:17:3 Pitch/Roll Maneuver Initiation
T+0:01:18:5 Mach 1
T+0:01:30:3 Maximum Dynamic Pressure
T+0:04:03.9 Stage 1 Cutoff
T+0:04:09.9 Atlas/Centaur Separation
T+0:04:19.9 Centaur Ignition 1 – Burn Duration: 12:44.3
T+0:04:27.9 Payload Fairing Jettison
T+0:17:04.0 Centaur Cutoff 1
T+0:17:04.0 Coast Phase
T+3:17:03.3 Centaur Ignition 2 – Burn Duration: 1:26.8
T+3:18:30.1 Centaur Cutoff 2
T+3:23:16.1 GPS IIF-12 Spacecraft Separation

Target Orbit

Type: Medium Earth Orbit

Perigee: 20,459 km

Apogee: 20,459 km

Inclination: 55.0°

Launch Azimuth: 45.8°

Ground Track Map

Credit: United Launch Alliance
Credit: United Launch Alliance