North American Datum of 1983, a geocentric datum and geographic coordinate system based on the 1980 Geodetic Reference System ellipsoid (GRS80).

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Converting between wgs84 and nad83

This is a newbie question that is about converting between wgs84 and nad83. I have aerial photos that I am trying to compute lat long coordinates for as closely as possible. There are several factors ...
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Incorrect coordinates when reprojecting NAD27 to NAD83

I have some historic UTM coordinates as NAD27 (556787, 7169250) which I entered into a spreadsheet and have imported into QGIS. I assign them the projection Nad27 / UTM zone 12N (EPSG: 26712) I ...
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Export DXF Issue in QGIS?

I got the shapefiles in QGIS and transformed them to UTM NAD83 from WGS84, then tried to create a DXF of it so I could use it as an overlay in fieldgenius software for a topographic survey we're ...
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WGS 84 - NAD 83 with a twist

I have a dataset of GPS field point collected received in WGS 84 but displayed in NAD 83 UTM. I used a field point to inform a total station for a reference starting point, so all my total station ...