• Conversion of Trimble GPS Data to NAD83(1986) in ArcGIS

    I realize there are other posts on this topic but I'm not understanding the logic of the consensus so I'm hoping that someone can enlighten me.   I'm using a Trimble Geo7X GPS unit and post-processing ...
    last modified by KHeulitt
  • Grid to Ground for an Orthomosiac image

    I recently started with a Land Surveying firm and they asked to dive into my GIS and Imagery background to see if I can orhtomosiac their drone imagery for use in CAD. It has been about 5 years since I lasted wor...
    created by clay_16
  • How to represent EASE Grid North in CF-netCDF

    I'm trying to represent netCDF data in NSIDC EASE Grid North using CF conventions such that ArcGIS shows the data in the place on a map.  I figured I'd generate such a file with ArcGIS to see how it defines the c...
    created by twhiteaker
  • The local projection - and its matehamtics

    A client is about to specify a wish/need for a local reference-/coordinate system type of "BIM/CAD" like. I have played a little with the Local projection which seems to do the trick. But are there any resources to pr...
  • Best projected coordinate system (meters) for Southeastern US

    Any suggestions for the best projected coordinate system (in meters) for the Southeastern US, particularly the state of Florida (entire state), coastal Georgia, and coastal Alabama and Mississippi?
    last modified by BrittanyBankovich
  • Create Spatial Reference for NAD83 inn Xamarin Application

    Hello,   I am building an ios app using Xamarin and am currently getting an error while trying to do the following `SpatialReference.Create(4269)` The error that states "Unable to load shared library `kernel32.d...
    last modified by jessharrell
  • CA State Plane to CA Teale Albers converts false northing ft-->m

    I have a raster in NAD83 CA State Plane Zone II (US feet) that I need to project to NAD83 CA Teale Albers (US feet).  When I run the project raster tool, the false northing on the output raster changes from -4,00...
    last modified by pkulchawik
  • in WMS service NAD83 Geographic coordinates system is not showing

    We are using oracle spatial for database connections and publishing WMS services but after service published, when we are opening that WMS service in blank MXD its not showing data and GCS is also getting changed from...
    last modified by tppunetha
  • Equal Area Projection that centers the Philippines

    I'm making a map tracking my wife's family migration from the Phillippines to other parts of the world (primarily the US). I want the map to be an equal area projection, but also center south Asia as the center longit...
    last modified by anthony.whaley
  • Project Raster Error: The operation was attempted on an empty geometry.

    Hi Everyone,   I downloaded the data for the Global Lithological Map (GLiM) Data base. I projected the raster in its native projection of Eckert IV (World) per Hartmann and Moosdorf, 2012; and I need to project ...
  • CGVD28 to CGVD2013 Transformation File Format

    I'd like to be able to convert between two Canadian vertical coordinate systems: CGVD28 and CGVD2013.  The staff at Natural Resources Canada have a conversion grid which is in ".byn" format (Canadian Geodetic Sur...
    last modified by kenbucha
  • Coordinate Systems Different Warning

    I just created a multi-role locator using the Create Locator tool in ArcGIS Pro 2.4.  For some odd reason, I'm getting the following warning:    Input feature classes have different coordinate systems....
    last modified by jborgion
  • Feature class projected as UTM plotting as decimal degrees instead

    I have a feature class with UTM X,Y coordinates.  I have defined the projection as UTM, however when it is added to ArcMap it plots as if the coordinate values are decimal degrees.  I AM NOT A COMPLETE NOOB,...
    last modified by ikeohane
  • I heard the other day that there is going to be a big change in the coordinate systems that we are going to have to get used to in 2 years. Does anyone know about this?

    What change is coming to coordinate systems?
    last modified by rockman69
  • When will the AuthaGraph projection be supported by ArcGIS?

    It would be nice to be able to use the AuthaGraph projection (AuthaGraph projection - Wikipedia) in ArcGIS. Is adding this in the production plan?
    last modified by enile
  • The Project tool in ArcGIS Pro (2.4.0) is not accepting the NTv2 grid files for Geographic Transformation

    Hi, We are attempting to transform our GDA94 datum data to GDA2020. We have downloaded the NTv2 grid files and stored them in the appropriate folders and renamed as per the ESRI technical blog - https://esriaustraliat...
    last modified by davidl4454
  • In WMS service Geographic Coordinate System changed from NAD 1983 to WGS 1984.

    In our project MXD it's Geographic Coordinate System is "NAD1983" and Projected Coordinate system is "NAD_1983_BLM_Zone_11N", and I published Map and WMS service from this MXD, while publishing in capabilities I check...
    created by tppunetha
  • Time-dependent geodesy and implementation i ArcGIS

    Hi, A Norwegian client is asking "interesting" questions related to time-dependent transformations, reference systems and implementation in ArcGIS. All I have found is a good read from Kevin Kelly (FIG 2012) at:...
  • Confirming whether ArcGIS Pro is doing a Horizontal AND Vertical datum transformation between ITRF00 and ITRF08 for raster?

    Hello- I am using ArcGIS Pro v 2.3.2 and am trying to project raster DEMs with a HCS and VCS in ITRF00 to ITRF08. The Geographic Transformation method chosen is ITRF_2000_To_ITRF_2005_1 + ITRF_2005_To_ITRF_2008...
    last modified by fbiles_usfs
  • Successful projection produces unreadable file with "k" prefix

    I added a table from an Excel spreadsheet, exported it as a shapefile, and wanted to change the coordinate system from WGS84 to NAD83. I ran the Project tool and it successfully executed. The output file has a "k" pre...
    last modified by MSFIuser