Pegasus XL – CYGNSS Flight Profile

Time Event Altitude (km) Velocity (km/s)
T-0 Pegasus Release 12.4 0.66
T+0:00:05 Orion 50S Ignition 12.3 0.66
T+0:00:08 Pitch Maneuver
T+0:00:36 Maximum Dynamic Pressure 16.9 1.29
T+0:01:17 First Stage Burnout 53.5 2.91
T+0:01:33 First Stage Separation 70.5 2.85
T+0:01:34 Orion 50 Ignition 71.4 2.85
T+0:02:12 Payload Fairing Separation 115.9 4.05
T+0:02:48 Second Stage Burnout 174.3 4.80
T+0:06:37 Second Stage Separation 478.1 5.32
T+0:06:48 Orion 38 Ignition 486.8 5.30
T+0:07:56 Third Stage Burnout 512.4 7.60
T+0:12:56 CYGNSS A & C Separation 510.5 7.60
T+0:13:26 CYGNSS E & G Separation 510.3 7.60
T+0:13:56 CYGNSS F & H Separation 510.1 7.60
T+0:14:26 CYGNSS B & D Separation 509.9 7.60
T+0:14:26 End of Pegasus Mission
T+0:14:26 L-1011 Returns to Departure Point

Launch Info

Launch Vehicle: Pegasus XL
Launch Site: Air-Launched from L-1011
Drop Zone: Atlantic Ocean
L-1011 Staging Site: Cape Canaveral, Florida

Launch Date: December 15, 2016
Launch Window: 13:21 – 14:21 UTC
Drop Time: 13:26 UTC

Payload: 8 CYGNSS

Mission Duration: 14 Minutes & 26 Seconds

Target Orbit

Type: Non-Synchronous LEO
Altitude: 510 Kilometers, Circular
Inclination: 35.0°

Photo: Orbital ATK
Photo: Orbital ATK
Photo: Orbital ATK
Photo: Orbital ATK