Antares – Cygnus OA-8 Launch Profile

Time Event
00:00.0 RD-181 Engine Ignition
00:03.6 Liftoff
00:07.2 TEL Clear
~00:18:00 Roll/Pitch Maneuver
03:xx Stage 1 Throttle Segment
03:34 Stage 1 Cutoff
03:40 Stage Separation
Reaction Control System Enabled
Coast Phase – 49 Seconds
04:11 RCS Disabled for PLF Jettison
04:11 Payload Fairing Jettison
04:12.7 RCS Enabled
04:16 Disable RCS
04:16 Interstage Adapter Jettison
04:18 RCS & Upper RCS Enabled
04:23 Castor 30XL Ignition
07:06 Castor 30XL Burnout
07:06 Orbital Insertion
07:14 Start Re-Orientation for S/C Sep
09:06 Cygnus Separation

Launch Data

Launch Date: November 12, 2017
Launch Vehicle: Antares 230
Launch Site: Pad 0A, MARS, Wallops
Launch Window 12:14:52-12:19:52 UTC

Ascent Duration: 9 Minutes & 5 Seconds
Target Orbit: Approx. 210 x 290 km, 51.6°
ISS Orbit: 402 x 407 km, 51.64°

Rendezvous: November 14, 2017
Capture: 10:40 UTC
Berthing Port: Unity Nadir
Docked Mission: ~3 Weeks

Cygnus OA-8 Launch Visibility Map
Image: Orbital ATK / NASA Wallops