<html><head><style type="text/css"></style></head><body><div style="font-family:times new roman, new york, times, serif;font-size:12pt"><DIV>John,</DIV> <DIV> </DIV> <DIV>I hadn't thought about GPS coordinates (or latitude/longitude coordinates obtained from Google Earth) as requiring a source citation, but I think you are correct.  Family Tree Maker 2011 (and probably other genealogy databases as well) includes fields that allows the researcher to specify coordinates of places.  However, as you point out, we obtain those coordinates from a source, and the source should be cited.  The most obvious difference in sources might be whether the source was a GPS device or an online service such as Google Earth.  So, how do we cite sources for these coordinates?  Should the precision of the measurement be specified in the source, in the coordinate itself, or in a note?  The fields for coordinates in Family Tree Maker 2011 include no provision for recording precision and, as far as I can tell, include no provision for recording a source citation or a note for the coordinates.</DIV> <DIV> </DIV> <DIV>Best regards,</DIV> <DIV>Stephen J. Danko</DIV> <DIV><A href="http://www.stephendanko.com/">http://www.stephendanko.com/</A></DIV> <DIV> </DIV> <DIV><FONT size=2 face=Tahoma> </DIV> <DIV> <HR SIZE=1> </DIV> <DIV style="FONT-FAMILY: times new roman, new york, times, serif; FONT-SIZE: 12pt"> <DIV style="FONT-FAMILY: arial, helvetica, sans-serif; FONT-SIZE: 10pt"><B><SPAN style="FONT-WEIGHT: bold">From:</SPAN></B> John <john@jytangledweb.org><BR><B><SPAN style="FONT-WEIGHT: bold">To:</SPAN></B> apgpubliclist@apgen.org<BR><B><SPAN style="FONT-WEIGHT: bold">Sent:</SPAN></B> Tue, October 26, 2010 9:14:07 PM<BR><B><SPAN style="FONT-WEIGHT: bold">Subject:</SPAN></B> Re: [APG Public List] [APG Members] place names<BR></FONT><BR>John wrote:<BR></DIV> <DIV style="FONT-FAMILY: arial, helvetica, sans-serif; FONT-SIZE: 10pt">... the GPS coordinates are ... just another attribute of<BR>a physical object that itself would require sourcing. Did I record<BR>the GPS coordinate? What device did I use? What coordinate system<BR>does that device use/or did I use? What is the RMSD (Root Mean Square<BR>Deviation) accuracy? One can go overboard with too much detail, but<BR>some day someone might want to record all of those things and more.</DIV></DIV></div></body></html>