IACN (IA)

IACN is a continuously operating reference station (CORS) located in Clarinda, Iowa, operated by NOAA's National Geodetic Survey as part of the NGS CORS network. The station tracks GPS and GLONASS signals, providing real-time RTK corrections and archival data for static post-processing applications. Surveyors can use IACN for accurate positioning, network adjustments, and high-precision geospatial