From: Secular trend of geomagnetic elements in the Indian region
Observatory Name | IAGA Code | Geographic | Geomagnetic | Period of data used | ||
---|---|---|---|---|---|---|
Latitude (°N) | Longitude (°E) | Latitude (°N) | Longitude (°E) | |||
Sabhawala | SAB | 30.37 | 77.80 | 20.93 | 151.50 | 1965–2009 |
Alibag | ABG | 18.63 | 72.86 | 9.74 | 145.55 | 1921–2009 |
Hyderabad | HYB | 17.42 | 78.55 | 7.97 | 150.87 | 1965–2009 |
Annamalainagar / Pondicherry | ANN/PND | 11.37 | 79.68 | 1.85 | 151.39 | 1958–2009 |
Kodaikanal | KOD | 10.23 | 77.46 | 0.92 | 149.11 | 1965–2005 |
Trivandrum/Tirunelveli | TRD/TIR | 8.48 | 76.95 | −0.77 | 148.44 | 1958–2009 |