SpaceX And/Or Rocketry In General

archae86
archae86
Joined: 6 Dec 05
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Someone took a fabulous

Someone took a fabulous long-duration high-resolution photograph of the Zuma launch.

https://i.redd.it/8jkukgakvq801.jpg

Be sure to zoom in to the portion after first stage engine cut off. Among other things at various places in this photo you can see all three of the returned launchpad burns, and you can even detect the sequence from one engine to three engines back down to one engine for the reentry burn.

[edit: this is actually a composite of three separate long-duration photographs each of two to three minutes duration, and with considerable differences in sensitivity to adjust for the varying light levels of the primary target of interest]

Anonymous

Zuma satellite failed to

Zuma satellite failed to separate from 2nd stage and is presumed "lost".  Damn!

Kavanagh
Kavanagh
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 According to

 According to https://www.theverge.com/2018/1/9/16866806/spacex-zuma-mission-failure-northrop-grumman-classified-falcon-9-rocket However, a previous report from Wired noted that Northrop Grumman provided its own payload adapter for this mission. And if that payload adapter failed, it would have left the satellite still attached to the upper portion of the rocket. That’s certainly a mission failure, but it wouldn’t necessarily be the fault of the Falcon 9.

Richard

Anonymous

Kavanagh wrote: According to

Kavanagh wrote:
 According to https://www.theverge.com/2018/1/9/16866806/spacex-zuma-mission-failure-northrop-grumman-classified-falcon-9-rocket However, a previous report from Wired noted that Northrop Grumman provided its own payload adapter for this mission. And if that payload adapter failed, it would have left the satellite still attached to the upper portion of the rocket. That’s certainly a mission failure, but it wouldn’t necessarily be the fault of the Falcon 9.

Not looking to place blame.  Just shocked that something we take for granted doesn't always go as planned.  

Mike Hewson
Mike Hewson
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Or it is the preference of

Or it is the preference of the owner of the payload to construct a certain narrative ..... complete with plausible backstory .... ;-)

Cheers, Mike.

I have made this letter longer than usual because I lack the time to make it shorter ...

... and my other CPU is a Ryzen 5950X :-) Blaise Pascal

Anonymous

Mike Hewson wrote:Or it is

Mike Hewson wrote:

Or it is the preference of the owner of the payload to construct a certain narrative

Cheers, Mike.

Yes, yet one more option to the "lost" payload - it really isn't lost.  

Gary Charpentier
Gary Charpentier
Joined: 13 Jun 06
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Is there a live stream for

Is there a live stream for the splash down?

archae86
archae86
Joined: 6 Dec 05
Posts: 3157
Credit: 7225574931
RAC: 1050120

Falcon 9 Heavy (the three

Falcon 9 Heavy (the three tube model) had a first try at a possible static firing today.  It got pretty far along, with propellant loaded, but they cut things short without lighting the candle.  Sources commenting on their plans assert that this static firing is planned to be several times longer than typical for Falcon 9 at the Cape--12 or 15 seconds have been mentioned.

The next approved opportunity for static firing is currently stated to be Friday Florida time anytime between 10:00 a.m. and 4:00 p.m. local time (1500 to 2100 UTC).

Most recent estimates of the soonest likely launch dates are very late January to very early February.

Gary, what splash down do you have in mind? 

Gary Charpentier
Gary Charpentier
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The Dragon Capsule coming

The Dragon Capsule coming from the ISS, splashdown in the Pacific.  It will be a bit before the next one.  Just wondering if there is footage of any of them.

archae86
archae86
Joined: 6 Dec 05
Posts: 3157
Credit: 7225574931
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Gary Charpentier wrote:Just

Gary Charpentier wrote:
Just wondering if there is footage of any of them.

Not much, but there is this:

https://www.youtube.com/watch?v=Y4R0raX02vw

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