Author Topic: SpaceX F9 : Bangabandhu-1 : KSC 39A : May 11, 2018 : Updates (Read 182488 times)

Steven Pietrobon · « **Reply #260 on:** 05/11/2018 08:10 pm »

T-4 minutes. Strongback lower started.

ZachS09 · « **Reply #261 on:** 05/11/2018 08:11 pm »

T-3 minutes. Strongback is now at 88.2 degrees.

Stage 1 engine gimbal checks are underway.

Steven Pietrobon · « **Reply #262 on:** 05/11/2018 08:11 pm »

T-3 minutes. Stage 1 LOX load has completed.

ZachS09 · « **Reply #263 on:** 05/11/2018 08:12 pm »

T-2 minutes. Launch vehicle transitioning to internal power.

Stage 2 LOX closed out.

ZachS09 · « **Reply #264 on:** 05/11/2018 08:12 pm »

T-90 seconds. At this time, the Range and weather are GO for the planned T0 at 20:14 UTC.

Steven Pietrobon · « **Reply #265 on:** 05/11/2018 08:12 pm »

T-2 minutes. Stage 2 LOX load has completed.

ZachS09 · « **Reply #266 on:** 05/11/2018 08:13 pm »

T-1 minutes. AFTS is READY for launch and Falcon 9 is in start-up mode.

ZachS09 · « **Reply #267 on:** 05/11/2018 08:13 pm »

T-45 seconds. The Launch Director is GO.

Final tank pressurization underway.

ZachS09 · « **Reply #268 on:** 05/11/2018 08:13 pm »

T-30 seconds. Go Falcon, Go Bangabandhu.

Steven Pietrobon · « **Reply #269 on:** 05/11/2018 08:13 pm »

T-1 minute. AFTS is ready for launch.

ZachS09 · « **Reply #270 on:** 05/11/2018 08:14 pm »

T-15. Falcon 9 is configured for flight.

10, 9, 8, 7, 6, 5, 4, 3, engine ignition, 0, and we have liftoff of SpaceX's newest Falcon 9 model, preparing for future Commercial Crew missions while bringing Bangladesh broadband communications from space.

Steven Pietrobon · « **Reply #271 on:** 05/11/2018 08:14 pm »

Liftoff!

ZachS09 · « **Reply #272 on:** 05/11/2018 08:14 pm »

Vehicle is now pitching downrange. Stage 1 propulsion looks good.

T+30 seconds.

ZachS09 · « **Reply #273 on:** 05/11/2018 08:14 pm »

Power and telemetry are healthy. All nine first stage engines throttling down slightly.

ZachS09 · « **Reply #274 on:** 05/11/2018 08:15 pm »

Falcon 9 is going supersonic. Engines will throttle back up momentarily.

ZachS09 · « **Reply #275 on:** 05/11/2018 08:15 pm »

T+1 minute, 14 seconds. We're past the period of maximum dynamic pressure and the vehicle continues to follow down a nominal trajectory.

Steven Pietrobon · « **Reply #276 on:** 05/11/2018 08:15 pm »

T+1 minute.

Chris Bergin · « **Reply #277 on:** 05/11/2018 08:15 pm »

LAUNCH!!

ZachS09 · « **Reply #278 on:** 05/11/2018 08:15 pm »

M-Vac chilldown sequence has started.

Shortly before Main Engine Cut-Off at T+2 minutes, 31 seconds, the engines will throttle down to limit acceleration stresses. Stages will separate two seconds later followed by M-Vac ignition three seconds after staging.

ZachS09 · « **Reply #279 on:** 05/11/2018 08:16 pm »

T+2 minutes. Stage 1 propulsion still looks excellent.

30 seconds away from MECO-1.