IGS SOD3

SOD3 is a permanently operating GNSS CORS reference station located in Sodankylä, Finland, operated by the International GNSS Service as part of the IGS network. The station tracks GPS, GLONASS, Galileo, BeiDou, and SBAS signals, providing dual-frequency observations for precise positioning applications. Surveyors can use SOD3 data for RTK corrections, static post-processing, network adjustments,