--- In FairfieldLife@yahoogroups.com, doctor_gabby_savy <[EMAIL PROTECTED]> wrote: > > --- In FairfieldLife@yahoogroups.com, "authfriend" <[EMAIL PROTECTED]> wrote: > > > > --- In FairfieldLife@yahoogroups.com, doctor_gabby_savy > > <[EMAIL PROTECTED]> wrote: > > > > > > --- In FairfieldLife@yahoogroups.com, Peter <[EMAIL PROTECTED]> > > wrote: > > > > > > > > The precession of the earth's axis causes the cardinal > > > > directions to slowly shift about 1 degree every 72 > > > > years. In moves in a circle with an arc of approx 24 > > > > degrees completing one cycle every 26,000 years. > > > > > > This > > > > means that if you establish "true" north, 13,000 years > > > > later it will be off by 24 degrees. Oh no! time to > > > > rotate the house! > > > > > > 13000 / 72 = 24????????? > > > Is that the "new" math? > > > > > > I get 180 degrees. Which makes sense since that is half a circle > > > --which corresponds to 13,000/26,000 -- half a precessional cycle. > > > > > > I need to better "visualize" what happens with precession. > > > > It's like a top wobbling as its spin slows down. > > > > Picture a dinner plate, with the top moving around the > > outer edge of the plate, spinning as it goes, but also > > wobbling slowly. The axis of the top describes a small > > circle. The sun is at the center of the plate. The > > plane of the circle the top's axis is describing is > > roughly parallel to the plane of the plate. > > > > (Please excuse if this is a duplicate. Yahoo burped as > > I was trying to post it the first time.) > > Thanks. I understand that -- to a degree. :) > > But does it imply the sun rose in west 13,000 yrs agos?
No. How could it? The direction of the earth's rotation doesn't change. ------------------------ Yahoo! Groups Sponsor --------------------~--> Join modern day disciples reach the disfigured and poor with hope and healing http://us.click.yahoo.com/lMct6A/Vp3LAA/i1hLAA/UlWolB/TM --------------------------------------------------------------------~-> To subscribe, send a message to: [EMAIL PROTECTED] Or go to: http://groups.yahoo.com/group/FairfieldLife/ and click 'Join This Group!' Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/FairfieldLife/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
