STP1 (WI)

STP1 is a continuously operating reference station (CORS) located in Alma, US, operated by NOAA National Geodetic Survey as part of the NGS_CORS network. The station tracks GPS and GLONASS constellations to provide real-time RTK corrections and archived data for static post-processing, enabling surveyors to achieve centimeter-level positioning accuracy for control surveys, mapping, and deformation