On Feb 23, 8:08 pm, koobee.wub...@gmail.com wrote:
> On Feb 23, 3:23 pm, PD wrote:
>
> > On Feb 23, 4:57 pm, koobee.wub...@gmail.com wrote:
> > > Hint:  All satellites have the same angular frequency and the same
> > > altitude.
>
> > But not the same trajectory. Tell me, KW, if you have one satellite on
> > an equatorial orbit, and another on a polar orbit over the Greenwich
> > meridian, and a third on a polar orbit through the 90-degree
> > longitudinal line, all with the same angular frequency and altitude,
> > do you believe that they are all at rest or moving very slowly with
> > respect to each other?
>
> There are no polar orbits in GPS.  There are 6 such orbits with all of
> them inclined by 55 degrees or so from the equatorial plane and
> shifted 60 degrees (6 x 60 = 360) from one orbit to another.  <shrug>

That's right. And in both the case I mentioned (which should have been
exceptionally easy to visualize) and in the GPS orbits, it is the case
that the satellites are not slow moving or at rest relative to each
other.

I'm glad you finally gripped the point.

>
> > Weren't you an aerospace engineer at some point?
>
> That is irrelevant.  The bottom line is that you as a professor are
> totally clueless and irresponsibly ignorant about even Newtonian
> mechanics.  <shrug>
>
> > Was there a head injury or something?
>
> You should not have passed your first year physics course.  <shrug>
>
> Of course, you are no professor but a children’s book writer.  No
> professor would agree with the likes of DAVE and Dono, the symbols of
> gross ignorance.  <shrug>

You're awfully proficient at indignant sniffing when you are
embarrassed.