Differential GPS Real Time Positioning Service

The SatRef system produces the Differential DGPS (DGPS) correctional data stream round the clock to the users by means of the SatRef NTRIP server. Users can obtain the DGPS correctional data stream via the internet. The real-time positional accuracy of DGPS is about 1-2m. It could used in navigation (land and sea), fleet management, location based services and mobile GIS system.

If you want to apply this service, please fill the application form and return by fax or e-mail. If you already have a SatRef account, please click here to login our SatRef website so as to obtain more information about how to receive the DGPS correctional stream from SatRef NTRIP server.