FREE - Access to all RTK datastreams and RINEX data streams for ports 10000 - 10006 on the MSRN Port Scheme link. This article contains corrections for devices only capable of only GPS or GPS/GLONASS corrections. Access is via NTRIP only and users must send position (GGA message) a minimum of every 30sec.

FREE - **** This is not recommended unless you have an older legacy device that can only receive this type of massage. **** Access to older legacy RINEX2.3 data streams for ports 10033 - 10166 on the MSRN port scheme. This product requires approval from System Admins to access data - Please email [email protected] to request.

FREE and is the default article with account creation and provides post-processing data access - RINEX Downloads for Station files, Virtual RINEX for VRS users, Coordinate Computations(OPUS for MDOTCORS), real-time maps inside the user's accounts page, and all other related functions of the website.

FREE - Advanced GNSS message type for RTK datastreams and RINEX data streams for ports 10012-10013 on the MSRN Port Scheme link. This article contains corrections for devices only capable of GNSS corrections (GPS/GLO/GAL/BDS). Access is via NTRIP only and users must send position (GGA message) a minimum of every 30sec. MSM VER. 5 corrections info Contains: Pseudorange, PhaseRange, CNR, and Doppler Message types GPS 1075, Glonass 1085, Galileo 1095, Beidou 1125. This message is similar to MSM4 other than the addition of the doppler messages for additional error resolution on advanced devices.

FREE - Access to all RTK datastreams and RINEX data streams for ports 10010 - 10011 on the MSRN Port Scheme link. This article contains corrections for devices only capable of GNSS corrections (GPS/GLO/GAL/BDS). Access is via NTRIP only and users must send position (GGA message) a minimum of every 30sec. MSM VERSION 4 corrections info: MSM4 RTK uses, Pseudorange, PhaseRange, CNR (but No Doppler) GPS 1074, Glonass 1084, Galileo 1094, Beidou 1124