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|    Message 105,599 of 106,651    |
|    Snidely to All    |
|    Re: Dragot de-Orbit    |
|    08 Nov 21 19:47:59    |
      From: snidely.too@gmail.com              Lo, on the 11/8/2021, Snidely did proclaim ...       > Snidely used thar keyboard to writen:       >> On Monday or thereabouts, Snidely asked ...       >>> Monday, Snidely murmurred ...       >>>> JF Mezei suggested that ...       >>>>> Looking at Inspiration4 landing.       >>>>> They were the highest a human has been since last Hubble repaid mission       >>>>> (and may have been higher).       >>>>>       >>>>> They jettisomed the "trunk" before de-orbit burn. Is this SOP for       >>>>> Dragon or special for this mission? By detaching before de-orbit,       >>>>> doesn't that create space debris with trucnk staying high up for a long       >>>>> time (since that orbit was bery high) ?       >>>>>       >>>>> I was under the impression the standard was to fire de-orbit engines and       >>>>> then separate which ensures both portions de-orbit with the capsule       >>>>> distancing itself from the trunk/service module as soon as aerodynamics       >>>>> kick in.       >>>>       >>>> This evening, we're expecting /Endeavour/ to proceed through trunk       >>>> separation, nosecone closure, and the deorbit burn.       >>>>       >>>> [Crew2 just got "Dragon is go for undocking"]       >>>       >>> Fly around complete, now in free flight, with the departure phasing burn       >>> next.       >>       >> That was done, now claw separation confirmed, and then "Nominal trunk       >> jettison"       >>       >       > [This reduces the mass the Dracos have to apply delta-vee to, as well as       > reducing the parachute load]       >       > "de-orbit burn complete, performance nominal, [nose cone] closure intiated"       >       > [de-orbit burn was about 15 minutes]              Splash down 7:33 PST, 10:33 EST off Pensacola FL.              Great views from the WB-57.              /dps              --       "Inviting people to laugh with you while you are laughing at yourself       is a good thing to do, You may be a fool but you're the fool in       charge." -- Carl Reiner              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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