Re: NO positive leap second will be introduced at the end of December 2006
- From: "oriel36" <geraldkelleher@xxxxxxxxx>
- Date: 21 Jul 2006 03:34:35 -0700
It is fortunate for you that the resolution for orbital geometry,at
least at the level of the Keplerian refinement,is a very intricate
affair.The tangled geometries based on orbital motion along the Earth's
orbital circumference can be transfered to orbital distances between
the Earth and the Sun however the Newtonian maneuver to create the mean
Sun/Earth distances using the stellar background is an extreme act of
violence against the Keplerian orbital geometries .
Best understood in a setting where it is seen that the Earth overtakes
the slower moving outer planets generated the inequalities in motion
that was known even to the Ptolemaic astronomers (Equant).I can present
glimpses of the Keplerian reasoning based on orbital comparisons
between the Earth and Mars but there is not a trace that a single
person can match what Kepler is saying and his Panis Quadragesimalis
representation with the convenience of modern time lapse footage
demonstarting orbital motion in isolation -
http://mitpress.mit.edu/journals/pdf/POSC_13_1_74_0.pdf
On page 84 he relates the orbital comparisons,in terms of plotted data
(retrogrades) and in terms of heliocentric orbital comparisons for the
respective annual orbits ,with time lapse footage it becomes easy to
determine how Mars has an orbital period of 687 days using the Earth's
orbital period as a guide*.
Great men would find the Copernican arguments and the Keplerian
refinements to be gorgeous in content and character and nothing like
the convoluted mess filtered through a mathematician's idea of
astronomy.The resolution for heliocentricity based on the Earth orbital
motion overtaking the slower moving outer planets is the flip side of
the other great achievement,the isolation of axial rotation to
terrestial longitudes at a rate of 15 degrees per hour.
..
* Epitome Of Copernican Astronomy by JOHANNES KEPLER
Finally by what arguments do you prove that the centre of the Sun which
is at the midpoint of the planetary spheres and bears their whole
system - does not revolve in some annual movement,as Brahe wishes,but
in accordance with Copernicus sticks immobile in one place,while the
centre of the Earth revolves in an annual movement.
Argument 10
" The 10th argument,taken from the periodic times, is as follows; the
apparent movement of the Sun has 365 days which is the mean measure
between Venus' period of 225 days and Mars' period of 687
days.Therefore does not the nature of things shout out loud that the
circuits in which those 365 days are taken up has a mean position
between the circuits of Mars and Venus around the Sun and thus this is
not the circuit of the Sun around the Earth -for none of the primary
planets has its orbit arranged around the Earth,as Brahe admits,but the
circuit of the Earth around the resting Sun,just as the other
planets,namely Mars and Venus,complete their own periods by running
around the Sun."
Johannes Kepler
Chris L Peterson wrote:
On Thu, 20 Jul 2006 22:51:15 +0100, Dr John Stockton
<jrs@xxxxxxxxxxxxxxxxxx> wrote:
I don't think that oriel36 understands that Leap Years deal with the
(substantially constant) non-integer part of the ratio between the
Earth's orbital and rotational periods...
As near as I can tell, oriel36 considers anything non-integral in the
Earth's orbital or rotational periods to be nothing but fabrications by
modern astronomers.
A more accurate statement would be "I don't think that oriel36
understands."
_________________________________________________
Chris L Peterson
Cloudbait Observatory
http://www.cloudbait.com
.
- References:
- NO positive leap second will be introduced at the end of December 2006
- From: Sam Wormley
- Re: NO positive leap second will be introduced at the end of December 2006
- From: oriel36
- Re: NO positive leap second will be introduced at the end of December 2006
- From: Richard F.L.R.Snashall
- Re: NO positive leap second will be introduced at the end of December 2006
- From: Dr John Stockton
- Re: NO positive leap second will be introduced at the end of December 2006
- From: Chris L Peterson
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