| Description |
Scientist from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center (SPCMSC) collected xyz locations for 53 Ground Control Points (GCP) in North Topsail Beach and within the Camp Lejeune Marine Corps Base, North Carolina, June 12-14, 2019. During this study, Global Positing System (GPS) data were collected using a single Spectra SP80 Global Navigation Satellite System (GNSS) receiver affixed to a 2-meter (m) survey pole. Additional attributes pertaining to each survey point have also been provided in 2019_330_FA_GCP_Final.csv as well as all photographs taken during data collection. Data are provided in the native format of the World Geodetic System of 1984 (WGS84) International Terrestrial Reference Frame of 2008 (ITRF08) ellipsoid heights, as well as in the North American Datum of 1983 (NAD83) ellipsoid and NAD83 North American Vertical Datum of 1988 (NAVD88), GEOID12B. [More]
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