ZSU4 (PR)

GNSS CORS reference station ZSU4 (Carolina, US) operated by NOAA National Geodetic Survey as part of the NGS_CORS network. Tracks GPS and GLONASS constellations, providing real-time RTK corrections and archival data for static post-processing. Surveyors can achieve centimeter-level positioning accuracy for mapping, boundary surveys, and control network densification.