Subj : Re: 7 minutes of terror
To   : August Abolins
From : Wilfred van Velzen
Date : Wed Feb 24 2021 18:35:38

Hi August,

On 2021-02-23 23:05:00, you wrote to me:

 WvV>> The heatshield shape is designed in such a way that it
 WvV>> doesn't. They have experience with that since before the
 WvV>> apollo program! ;)

 AA> OK.. but considering the turmoil those capsules encounter upon
 AA> reentry to Earth's atmosphere (which is thicker than Mar's) I am
 AA> still surprised that something doesn't cause them to tip the
 AA> wrong way and tumbling ensues.

Apparently the engineers know what they are doing. And they probably did al lot of testing in the past. ;)

 AA> I wish we could have seen about 2 or 3 minutes more right after
 AA> the landing as the dust cloud settles. Then it would seem more
 AA> real to me.

There were also some interuptions in the video. I wish they would publish the whole thing uninterrupted from all camera's.

 AA> But the choreography of events one after another and hoping that
 AA> there would be no malfunctions..  that's stressful.

 AA> I was reading a bit on past missions to Mars, and on one of them
 AA> a simple misundersting in the use of meteric vs british
 AA> measuring system caused the mission to fail.

That's a "famous" case... ;)

Bye, Wilfred.

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