Hi, I thought I had posted this here but perhaps not. I know I sent it to SAC and EVAC. I created a Googlemaps item that lists all the Arizona observing sites I could find: http://maps.google.com/maps/ms?ie=UTF&msa=0&msid=102983467099648817705.000485cdc1b6ea3c3d579 Corrections/additions are welcome... Thanks, Howard C. Anderson in Tempe AZ Http://www.astroshow.com http://www.AZcendant.com http://www.ShastaDaylight.com Rick Tejera wrote: >The default datum on nearly all GPS units is WGS84. When I took measurement >the EPE was less than 15 feet. > >When I punch in what I got into Google maps it put the mark right where I set >up. > >Now punch in my address. And it's in the middle of the street two houses down. > >Not really sure that the datum is the issue. > >Sent from my iPod >Rick Tejera >Editor, SACnews >Saguaro Astronomy Club >www.saguaroastro.org >K7TEJ > >On Jun 30, 2010, at 16:57, Victor Herrero <hubbleed@xxxxxxxxx> wrote: > > > -- Thanks, Howard, in Tempe AZ Http://www.astroshow.com http://www.AZcendant.com http://www.ShastaDaylight.com -- See message header for info on list archives or unsubscribing, and please send personal replies to the author, not the list.