ARM3 (AR)

ARM3 is a dual-frequency GNSS CORS reference station operated by NOAA's National Geodetic Survey in Baxter County, Arkansas, tracking GPS and GLONASS constellations. Surveyors can utilize this station for real-time kinematic (RTK) positioning, static post-processing, and network adjustments within the NGS_CORS framework. The site provides continuous observations for high-accuracy surveying, mappin