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  1. questionGDA 2020 Projections
    The Australian GDA 2020 were added as a datum (datum code #1028) in the MapInfo 16.0.3 patch (including NTv2 support) - http://www.pbinsight.com/support/product-downloads/item/mapInfo-pro-v16.0.3-maintenance-release Note by default the NTv2 grid shift support is disabled for GDA2020 in MapInfo ...
  2. questionWhat are the [EPSG:XXXX] or "\pXXXX" codes at the end of a projection name?
    The "\pXXXX" numeric codes that appear at the end of projection names in some projection selection dialogs are the corresponding EPSG code for the projection. These are used by GIS software packages to when converting files to different GIS formats, to define a common standard coordinate system ...
  3. questionHow do I increase the precision of a Map Window?
    See this MapInfo KB on details about precision. The default precision is <10cm, but can be increased. https://support.pitneybowes.com/SearchArticles/VFP05_KnowledgeWithSidebarHowTo?id=kA180000000CtOnCAK&popup=false;&lang=en_US There is also a white paper, attached.
  4. questionHow do I add a custom projection to MapInfo and Discover
    Occurrence I've added a custom projection line to my MAPINFOW.PRJ but it does not appear in the select projection dialog box's list. Solution If the projection is not appearing in MapInfo Pro, it will need to added to the default MAPINFOW.PRJ file located in - C:\Program Files\MapInfo\Professio ...
  5. questionAfter installing MapInfo Pro, my custom Projections are deleted
    Occurrence After upgrading the MapInfo Professional version, all custom MapInfo Professional projections have be deleted. Solution If you have installed with the Discover Bundle, it includes a backup of the PRJ file, before the MapInfo Pro installer deletes it. At the conclusion of the updati ...
  6. questionIn the bottom status bar I am seeing strange coordinates
    Occurrence In the bottom left corner of the MapInfo window status bar, where I normally see coordinates in metres or decimal degrees, I am instead seeing a strange mix of characters and numbers. Solution Sometimes the MapInfo settings corrupt and it switches to Military Grid reference coordin ...
  7. questionMy raster or surface grid image is shifting when I zoom in or out
    Occurrence When I zoom in on a Map Window, a raster or surface grid image shifts and 'jumps around'. Solution This is usually due to image being in a different projection type, than the current mapper window. There are 2 ways to workaround this - 1) Reproject a new copy of the image into the Ma ...
  8. questionHow do I determine the projection of a map window or table?
    In MapInfo 64-bit, the projection is displayed in the Status Bar at the bottom of the Mapinfo window. Alternatively, Right click in the mapper window and select the Projection Info from the pop-up menu. The first tab while show the Map's projection, and other tables will display each layer's p ...
  9. questionHow do I change a projection for a layer which is misregistered (without changing coordinates)?
    Occurrence Vector objects such as Lines, Polylines or Polygons have been digitised into the incorrect projection. In this case, reprojection does not work, as the object coordinates will change (move). For example the vector object may have been created in the incorrect UTM Zone, or the wrong ...
  10. questionWhat is the Popular Visualisation projection?
    From : http://georepository.com/crs_3785/Popular-Visualisation-CRS-Mercator.html "Popular Visualisation CRS / Mercator is a projected CRS last revised on 03/14/2008 and is suitable for use in World between 85°S and 85°N. Popular Visualisation CRS / Mercator uses the Popular Visualisatio ...
  11. questionNAD27 for Mexico UTM projections
    The following projections are commonly used in Mexico (or the Gulf of Mexico) as NAD version of UTM (they have slight different more southern centering than standard NAD27 for US) "--- Universal Transverse Mercator (NAD 27 for MEXICO) ---" "UTM Zone 11 (NAD 27 for MEXICO)", 8, 72, 7, -117, 0, 0 ...
  12. questionMy data appears as a single point in the map window
    Occurrence When I open the map window after I have created points from my data table, the points appear in a single point in the center of the map window. Solution This occurs when there is a mis-match between the projection of the point data and the projection of the table's map. Check the pr ...