Re: Sure glad to be back where they worship the almighty dollar


"Mxsmanic" <mxsmanic@xxxxxxxxx> wrote in message
news:stb0l1dign84mebo280pmcddqs9ld6bner@xxxxxxxxxx
> Keith W writes:
>
>> They do for most of their flight, the boosters on
>> an ICBM burn out withing 4-5 minutes of launch, the
>> rest of the flight until rentry is a pure ballistic trajectory
>
> Calculating ballistic trajectories does not require advanced
> computers.
>
>> On a typical 3 day Apollo mission to the moon there would be less
>> than 15 minutes of powered flight.
>
> See above.
>
>> Which is 90% of the trip
>
> But only a small fraction of the computational load.
>

Indeed

>> Indeed but those werent programmable computers, they
>> were tabulating machines.
>
> When did non-programmable computers get excluded from the discussion?
> Is ENIAC now out of the running, then?
>

Yes , its not a programmable general purpose computer

>> Missiles fly most of their mission through space.
>
> That depends on where you draw the line for space.
>

Mixi starts quibbling again, a sure sign he knows he has
lost the argument.

Missiles that require rentry vehicles (all ICBM's) by
definition fly through space.

Keith


.

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