Author Topic: Ariane 5 VA244 - Galileo-FOC FM019, 20, 21&22 - 25 July 2018  (Read 17812 times)

Offline ZachS09

T-3 minutes.

Typically, for Ariane 5ES launches, the cryogenic swing-arms are not necessary since the second stage burns a mixture of monomethylhydrazine and dinitrogen tetroxide.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T-2 minutes. It'll take 3 hours, 55 minutes, and 57.7 seconds from liftoff to the deployment of the last two Galileo satellites.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T-1 minute. As the DDO announces the last minute of the countdown, the spectators in the Jupiter Control Room have just walked outside to view the launch in person.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T-30 seconds. Go Ariane, Go Galileo.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T-15. Hydrogen burn igniters are being lit under the main engine.

10, 9, 8, 7, main engine start, 5, 4, 3, 2, 1, and we have liftoff. Liftoff of the last Ariane 5ES rocket carrying the Galileo-FOC F8 mission into medium Earth orbit for the European Space Agency.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

Pitch and roll programs have commenced and propulsion looks good in the main engine and SRBs.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T+50 seconds. Ariane 5 passing through Mach 1 and will soon experience maximum dynamic pressure.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Online Chris Bergin

LAUNCH!

Offline ZachS09

Screencap of initial launch.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

At T+129.4 seconds, the SRBs will burn out and they'll be jettisoned about two seconds later.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T+2 minutes. SRBs are now burning out as planned.

And both SRBs have jettisoned. The main engine continuing to propel the Galileo satellites out of the atmosphere.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

Coming up on payload fairing jettison at T+216.7 seconds.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Online Chris Bergin

Sorry for the lack of screenshots. I'll add some.

Booster sep.

Offline ZachS09

Still can see the launch vehicle from the naked eye without the use of telemetry.

Payload fairing has been jettisoned, exposing the four Galileo satellites to space.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T+4 minutes, 50 seconds.

Altitude 129 kilometers, downrange 450 kilometers, velocity 3.4 kilometers a second.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

At the time of fairing sep, Ariane 5 weighed about 18% of its liftoff mass, which was 759.1 tons.
« Last Edit: 07/25/2018 11:30 AM by ZachS09 »
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Online eeergo

LAUNCH!

Lots of birds at the pad at liftoff, some traversing the actual exhaust column :O
-DaviD-

Offline ZachS09

T+6 minutes.

Altitude 138 kilometers, downrange 700 kilometers, velocity 4.2 kilometers a second.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

Performance is still nominal in the first stage engine.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

Offline ZachS09

T+7 minutes. Next major event will be Main Engine Cut-Off at T+528.7 seconds.
Because the Falcon Heavy Test Flight was successful, it has inspired thousands of people to consider changing the future of space travel.

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