Author Topic: SpaceX Falcon 9 : BulgariaSat-1 : June 23, 2017 : UPDATES  (Read 294215 times)

Offline Steven Pietrobon

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1 minute to ignition.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ZachS09

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Commercial break has ended. MVac engine should start chilling down.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline ChrisGebhardt

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Stage 2 engine burn UNDERWAY.

Offline Star One

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Second stage restart

Offline ZachS09

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Second stage restart confirmed. This will place BulgariaSat 1 on a geosynchronous transfer orbit.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline Steven Pietrobon

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Ignition!
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ChrisGebhardt

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Halfway in.  Burn is nominal.

Offline ChrisGebhardt

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Stage 2 burn complete.

BulgariaSat is in a GEO transfer orbit!

CONGRATULATIONS to all!

Offline Star One

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Offline ZachS09

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And we have shutdown of the MVac engine. Powered flight is over.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline ChrisGebhardt

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Good orbit confirmed.

"Nominal orbital insertion".

Offline ZachS09

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T+29 minutes.

Altitude 282 kilometers, velocity 36,070 kilometers an hour.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline Steven Pietrobon

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Cutoff! Looks like a good orbit.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ChrisGebhardt

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Deployment of BulgariaSat coming up in 6mins.

Offline ZachS09

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About five minutes until BulgariaSat 1 separates from the second stage.

Taking another break until that event occurs.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline ZachS09

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Falcon 9 is at an altitude of 395 kilometers and a velocity of 35,700 kilometers an hour.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline Steven Pietrobon

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T+30 minutes. Separation in about five minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline ChrisGebhardt

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AOS at HPK.

Offline ZachS09

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Just got AOS from the Hartebeesthoek tracking station.
Liftoff for St. Jude's! Go Dragon, Go Falcon, Godspeed Inspiration4!

Offline Steven Pietrobon

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AOS HPK? The orbit is super synchronous.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

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