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Node: TP 664 (1959517545)
Version #3
More accurate CA-US boundary along St. Croix River, using coordinates transformed to WGS84. Map Sheet A-5 (east part). Incidentally fixing out-of-order relations adjoining boundary.
- Edited by revent
- Changeset #144679494
- Location: 45.6213803, -67.6317947
Tags
datum:horizontal | ITRF 2020 |
---|---|
datum:horizontal:epoch | 2015.0 |
note | Do not tag as a survey_point, since no physical object exists at location. Coordinates transformed from NAD 27 to NAD 83(2011) with NGS NCAT 2.1, then to WGS84 (G2139) with NOAA VDatum 4.6.1. |
ref | TP 664 |
source | CA-US International Boundary Commission |
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