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Bug

X and Y fields are automatically added in the attribute table if the CSV file has an attribute that starts with A or B and ends with any number in ArcMap and ArcGIS Pro.

Last Published: July 25, 2019 ArcGIS Pro
Bug ID Number BUG-000123506
SubmittedJuly 4, 2019
Last ModifiedJune 5, 2024
Applies toArcGIS Pro
Version found2.3.3
Operating SystemWindows OS
Operating System Version10.0 64 Bit
StatusWill Not Be Addressed

Additional Information

This is as-designed. Since the letters A, B, Y, and Z are not used for any latitude bands of the UTM coordinate system, the presence in the MGRS coordinate system, with the omission of a zone number, indicates that the coordinates are in the UPS coordinate system. That means, the A or B prefix triggers the recognition of the string as a Polar MGRS string. Y or Z appears the same in the northern hemisphere. These are auto-detected from the test field and are seen as the beginnings of an MGRS string, which is why X and Y are seen created. If these points are projected, they are located at the pole. For more information, refer to https://en.wikipedia.org/wiki/Military_Grid_Reference_System.

Steps to Reproduce

Bug ID: BUG-000123506

Software:

  • ArcGIS Pro

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