Author Topic: Atlas V 551 - AEHF-4 - October 17, 2018  (Read 21311 times)

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #100 on: 10/17/2018 04:17 AM »
T+1 minute.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #101 on: 10/17/2018 04:17 AM »
Booster separation.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #102 on: 10/17/2018 04:19 AM »
T+3 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.


Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #104 on: 10/17/2018 04:20 AM »
Fairing separation.

T+4 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #105 on: 10/17/2018 04:21 AM »
First stage separation.

T+5 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #106 on: 10/17/2018 04:22 AM »
T+6 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #107 on: 10/17/2018 04:23 AM »
T+7 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline hartspace

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #108 on: 10/17/2018 04:23 AM »
Quote
12:21 a.m. EDT (0421 UTC)

T+plus 6 minutes, 30 seconds. A look at first stage performance numbers show a nominal burn by the common core booster.
https://www.ulalaunch.com/missions/atlas-v-aehf-4

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #109 on: 10/17/2018 04:24 AM »
T+8 minutes. AEHF-5 in July 2019.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #110 on: 10/17/2018 04:25 AM »
T+9 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.


Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #112 on: 10/17/2018 04:26 AM »
T+10 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #113 on: 10/17/2018 04:27 AM »
T+11 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Online Steven Pietrobon

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #114 on: 10/17/2018 04:27 AM »
MECO-1!
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #115 on: 10/17/2018 04:29 AM »
Upcoming events.

00:22:25.2 Centaur Second Main Engine Start (MES-2)
00:28:19.1 Centaur Second Main Engine Cutoff (MECO-2)
03:28:20.4 Centaur Third Main Engine Start (MES-3)
03:30:00.1 Centaur Third Main Engine Cutoff (MECO-3)
03:32:49.1 AEHF-4 Separation
03:59:09.1 Start Blowdown
04:32:29.1 End of Mission

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

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #116 on: 10/17/2018 04:31 AM »
T+15 minutes.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

Offline hartspace

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #117 on: 10/17/2018 04:31 AM »
Quote
12:30 a.m. EDT (0430 UTC

T+plus 15 minutes. The first burn by Centaur inserted the rocket into the precise target orbit as planned.
https://www.ulalaunch.com/missions/atlas-v-aehf-4

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #118 on: 10/17/2018 04:34 AM »
Talking with Lockheed Martin representative.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

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Re: Atlas V 551 - AEHF-4 - October 17, 2018
« Reply #119 on: 10/17/2018 04:36 AM »
T+20 minutes. Unfortunately the clock at bottom left is covered by the ULA logo.
Akin's Laws of Spacecraft Design #1:  Engineering is done with numbers.  Analysis without numbers is only an opinion.

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