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Table 1 Geocentric coordinates of the points that are used in the evaluation of the SACFM-2 model at ground level

From: A harmonic spline magnetic main field model for Southern Africa combining ground and satellite data to describe the evolution of the South Atlantic Anomaly in this region between 2005 and 2010

Station

Colatitude (\(^\circ\))

Longitude (\(^\circ\))

Geocentric altitude (km)

Hermanus (HER)

124.246

19.225

6371.226

Hartebeesthoek (HBK)

115.732

27.707

6372.755

Tsumeb (TSU)

109.083

17.584

6372.473

Keetmanshop (KMH)

116.377

18.100

6372.263

Garies (GAR)

120.597

17.992

6371.429

Maun (MAU)

109.978

23.420

6372.107

Windhoek (WIN)

112.567

17.102

6372.955

South-west Point (SWP)

123.000

14.000

6372.000