the International GNSS Service (IGS)

The International GNSS Service (IGS) is a global organization that supports satellite navigation systems by providing precise positioning data. It collects and shares information from networks of Global Navigation Satellite System (GNSS) satellites, such as GPS, to help improve accuracy for various applications, including navigation, surveying, and climate monitoring. IGS generates high-quality data and products, such as satellite orbits and clock corrections, which researchers and professionals rely on for scientific studies and practical uses. Overall, it plays a crucial role in enhancing the accuracy and reliability of satellite-based positioning worldwide.