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23 January 2024

17 January 2024

16 January 2024

11 January 2024

10 January 2024

8 January 2024

7 January 2024

  • 22:5022:50, 7 January 2024 diff hist +1,050 N Talk:OpenHistoricalMap/Projects/Newberry Atlas of Historical County Boundaries ImportCreated page with "== Coordinate System == Looking at the source data, it's stated "Dataset projected from GCS_North_American_1983 to GCS_WGS_1984, using NAD_1983_To_WGS_1984_5 Geographic Transformation." Without trying to explain everything all over again, importing this without reprojecting it will have the same "offset" issue that existed in the original TIGER boundary imports... the short version is that while the original NAD83 was "intended" to be the equivalent to the original WGS..."

30 December 2023

29 December 2023

26 December 2023

24 December 2023

22 December 2023

  • 06:1606:16, 22 December 2023 diff hist +393 Revent/Key:datumNo edit summary current
  • 05:1805:18, 22 December 2023 diff hist +644 N Revent/Key:datumCreated page with "{{Key|datum:horizontal}}<br/> {{Key|datum:horizontal:epoch}} For vertical datums, see {{key|ele}}. ''The datum and epoch (date) at which the given coordinates were measured, or to which they have been transformed.'' These keys are mostly relevant for survey points, or imported datasets, which have a precisely surveyed location given on a specific geodetic datum. As of January 3 2021, all coordinates measured by GPS, or traced from satell..."

13 December 2023

12 December 2023

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