Open Access
Table 1.
List of the URTKN stations used to compute TEC values. Station location, station code and geographic coordinates are reported.
| Station code | Location | Lat. (°N) | Lon. (°E) |
|---|---|---|---|
| SPAR | Araçatuba | −21°11′ | −50°26′ |
| SPCA | Campinas | −22°48′ | −47°03′ |
| NEIA | Cananéia | −25°01′ | −47°55′ |
| OURI | Ourinhos | −22°56′ | −49°53′ |
| PPTE | Presidente Prudente | −22°07′ | −51°24′ |
| SJRP | São José do Rio Preto | −20°47′ | −49°21′ |
| POLI | São Paulo | −23°33′ | −46°43′ |
| PRMA | Maringá | −23°24′ | −51°56′ |
| UFPR | Curitiba | −25°27′ | −49°14′ |
| MGVA | Varginha/Cemig | −21°32′ | −45°26′ |
| MGIN | Inconfidentes | −22°19′ | −46°19′ |
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