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Research Article

Table A3

aa index magnetometer stations.

Name IAGA code Start date End date Latitude (°N) Longitude (°E) Sector Notes
Greenwich GRW 1868 1925 51.477 0.000 N Replaced by ABN
Abinger ABN 1926 1956 51.185 359.613 N Replaced by HAD
Hartland HAD 1957 50.995 355.516 N
Melbourne MEL 1868 1919 −37.830 144.975 S Replaced by TOO
Toolangi TOO 1958 1979 −37.533 145.467 S Replaced by CNB
Canberra CNB 1980 −35.315 149.363 S

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