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Table 2 Likely origins and predominant Hough mode compositions of well-defined solar thermal tidal components at 110 km as illustrated in Figures6, 7, 8, 9, and10

From: New perspectives on thermosphere tides: 1. Lower thermosphere spectra and seasonal-latitudinal structures

Tidal component Excited by lower Excited by nonlinear First symmetric mode First antisymmetric mode Higher-order modes
  atmosphere heating wave-wave interactions relative importance relative importance relative importance
DW1 *   1 0 0
SW2 *   2 1 3
TW3 * * 3 1 2
DE3 *   1 2 0
DE2 *   1 2 0
D0 * * 0 1 2
DW2 * * 1 0 0
SE1   * 0 2 1
SE2 * * 0 2 1
SE3   * 0 1 2
SE4 *   0 1 2
SW1 * * 0 2 1
SW3 * * 1 1 2
SW4 *   1 1 2
SW6 *   1 2 0
TW7 *   1 2 0
  1. *, indicate in the affirmative whether the indicated tidal component is likely excited by lower atmosphere forcing and/or nonlinear wave-wave interactions.