Open Access

Table 1

Primary data sources and data processing strategies of IONOLAB-TEC.

Data/parameter Format/types Source/strategies
GPS dual-frequency observations RINEX IGS MGEX, UNAVCO, IBGE
Precise ephemeris CODE
Observable types C1/P1, P2, L1, L2 Regularized estimation
Mapping function (MF) Single layer MF Ionospheric shell height: 428.8 km
Cutoff elevation angle 10°

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