So basically the way an airplane operates?
> On May 30, 2020, at 3:10 PM, ch...@wbmfg.com wrote: > > > I found it astounding to learn that during the first NASA manned docking > test, the guys would give it some throttle and get farther away from the > target. Nobody had thought it through. > > More throttle == faster == higher orbit == slower orbital period. > > So you have to slow down to catch up if you want to dock. If you are > behind, you slow down until you get ahead and then speed up to raise up and > slow down... > > From: Bill Prince > Sent: Saturday, May 30, 2020 12:53 PM > To: af@af.afmug.com > Subject: Re: [AFMUG] OT Doug and Bob's Excellent Adventure - 2nd Try > > It's not quite like shooting a bullet. There is a window that they can > maneuver within. It may have to do with the amount of propellant carried in > the "garage" attached to the back of the crew dragon. There also has to be > enough left in that to de-orbit. > > I saw a series of diagrams somewhere (maybe on the SpaceX web site?) that > illustrated all the various maneuvers at the different stages. > > The approach to the ISS is interesting in that there is an exclusion zone of > sorts all around the ISS. They need to target to outside that zone until they > make their final approach. Once they are in a parallel orbit just outside the > exclusion zone, they can rotate and maneuver into the docking station. The > crew dragon (and the cargo dragon) is that the whole operation is autonomous. > > > > bp > <part15sbs{at}gmail{dot}com> > >> On 5/30/2020 11:39 AM, Ken Hohhof wrote: >> Guy on radio was saying SpaceX crew capsule has to be launched at a specific >> time to rendezvous with the ISS, sounds like shooting a bullet. Same guy >> said Boeing design will have a wider launch window because it is more >> maneuverable. Looking at photos they don’t seem that different. Does this >> sound right? Main difference seems to be the way they land, in water or on >> land. >> >> Not sure what happens to Boeing capsule if collapse of air travel on top of >> 737 Max fiasco spells the end of Boeing as a company. >> >> From: AF mailto:af-boun...@af.afmug.com On Behalf Of Bill Prince >> Sent: Saturday, May 30, 2020 1:25 PM >> To: af@af.afmug.com >> Subject: Re: [AFMUG] OT Doug and Bob's Excellent Adventure - 2nd Try >> >> >> >> 1522 EDT (AKA 3:22 PM) >> >> 1422 CDT (AKA 2:22 PM) >> >> 1322 MDT (AKA 1:22 PM) >> >> 1222 PDT (AKA 12:22 PM) >> >> If you're not on daylight saving time, you know what to do. >> >> >> >> bp >> <part15sbs{at}gmail{dot}com> >> >> On 5/30/2020 11:18 AM, ch...@wbmfg.com wrote: >> Just a reminder in case you forgot. >> >> >> >> >> > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > -- > AF mailing list > AF@af.afmug.com > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
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