TN11 (TN)

GNSS CORS reference station TN11 in Johnson City, US operates under NGS_CORS network managed by NOAA National Geodetic Survey. The station tracks GPS and GLONASS constellations, providing real-time and post-processed positioning corrections for RTK surveys, static baselines, and network adjustments. Surveyors can access observation data for centimeter-level accuracy in geospatial work.