Yes, that is correct - I brain-farted on that one.  Coordination just keeps the centrifugal force / gravity vectors such that you are being pulled straight down into your seat rather than slipping sideways in it.

-matt


>
> From: "Peter L. Peres" <plp@ACTCOM.CO.IL>
> Date: 2004/08/25 Wed AM 04:35:33 GMT
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [EE]: Navigation sensors
>
> >I think one limitation of accelerometers in a 3-D environment is that
> >centrifugal force can play tricks on them.  For example, in a coordinated
> >turn in an airplane, you're pulling 1G straight down the yaw axis - your
> >roll-axis sensor wouldn't register the roll I don' think.
>
> These exists no such thing as a coordinated 1g turn. The sum of the
> acceleration vectors for any kind of travel excepting straight line is
> significantly different from 1g.
>
> Peter
>
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