From fbf7f4426929674fe04d24ec6ab601a9db1291cf Mon Sep 17 00:00:00 2001 From: Frank Warmerdam Date: Mon, 17 Mar 2003 20:31:39 +0000 Subject: updated datum shifting info a bit git-svn-id: http://svn.osgeo.org/metacrs/proj/trunk@1105 4e78687f-474d-0410-85f9-8d5e500ac6b2 --- html/faq.html | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) (limited to 'html') diff --git a/html/faq.html b/html/faq.html index 0407deae..a914cc98 100644 --- a/html/faq.html +++ b/html/faq.html @@ -33,19 +33,22 @@ While the nad2nad program can be used in some cases, the cs2cs is now the preferred mechanism. The following example demonstrates using the default shift parameters for NAD27 to NAD83:

- +

 % cs2cs +proj=latlong +datum=NAD27 +to +proj=latlong +datum=NAD83 
 -117 30
-
+
+

-producing: +producing:

- +

 117d0'2.901"W   30d0'0.407"N 0.000
-
+
+

In order for datum shifting to work properly the various grid shift files -must be available. See below.

+must be available. See below. More details are available in the +General Parameters document.

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