PUR3 (PR)

GNSS CORS reference station PUR3 located in Aguadilla, US, operated by NOAA National Geodetic Survey as part of the NGS_CORS network. Tracks GPS and GLONASS constellations to provide real-time RTK corrections and archival data for static post-processing. Surveyors can use PUR3 observations for high-accuracy positioning, baseline determination, and network adjustments.