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Table 2 Characteristic magnetostrophic frequency \(\omega_{m}\) for \(r_{1}^{{\prime }} = 0.9\) and \(i = 1\)

From: A generating process of geomagnetic drifting field

  \(m = 2\) \(m = 3\) \(m = 4\) \(m = 5\)
\(\omega_{m}\) (s−1) \(- \;8.8 \times 10^{ - 14}\) \(- \;7.3 \times 10^{ - 13}\) \(- \;1.9 \times 10^{ - 12}\) \(- \;3.6 \times 10^{ - 12}\)
  1. Infinite conductivity model