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Hans Erren's user avatar
Hans Erren's user avatar
Hans Erren's user avatar
Hans Erren
  • Member for 4 years, 1 month
  • Last seen this week
  • Netherlands
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2
questions
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About

Professional geodata manager, specialisation forensic geodesy (finding mapprojection and datum for old datasets)

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44
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33
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59
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37
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23
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6
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Top posts
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All Questions Answers
Score Newest
answer
5
Changing pixel size of georeferenced historical map
Jul 27, 2021
answer
5
Setting proj parameters for Second World War military grid systems
Apr 5, 2020
answer
5
Creating points in QGIS from DMS coordinate CSV - partial loss of data
Apr 24, 2020
answer
4
Making custom proj4-string with three parameters from old (1975) map
Jul 11, 2021
answer
4
Determining CRS for contoured road map of England and Wales
Nov 9, 2020
answer
3
Displaying XY coordinates CSV file but not showing correct location on basemap of ArcMap?
May 7, 2019
answer
3
How to set raster transparency in color range? - QGIS
Jul 2, 2022
answer
3
What are the implications of modifying the Longitude of Origin?
Feb 28, 2020
answer
2
Importing from Excel/CSV format to QGIS
Jul 14, 2022
answer
2
Plotting a hyperbola, or, solving spherical triangles
May 6, 2019

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