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<DIV dir=ltr align=left><SPAN class=020544619-27032007><FONT face=Arial
color=#0000ff size=2>The unit of measurement is in the units of your spatial
reference system defined by your SRID. So lets say your spatial ref is in
NAD 83 meters, then your area would be in square meters.</FONT></SPAN></DIV><BR>
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<FONT face=Tahoma size=2><B>From:</B>
postgis-users-bounces@postgis.refractions.net
[mailto:postgis-users-bounces@postgis.refractions.net] <B>On Behalf Of </B>Dylan
Lorimer<BR><B>Sent:</B> Tuesday, March 27, 2007 3:41 PM<BR><B>To:</B> PostGIS
Users Discussion<BR><B>Subject:</B> [postgis-users] Area()<BR></FONT><BR></DIV>
<DIV></DIV>Hi,<BR><BR clear=all>What unit of measurement is returned if I run a
'select Area(the_geom) from ... where ..." on a spatial table?<BR><BR>For
example, I just computed the area of a neighborhood in san francisco based on
its polygon, the result I got is: 4801031.97921228.<BR></BODY></HTML>
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