COT1 (AZ)

GNSS CORS reference station COT1 located in Tucson, Arizona, 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 high-accuracy positioning data for static post-processing surveys. Enables surveyors to achieve centimeter-level accuracy for control establishment, boundary surveys, and mapping applic