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Table 4 Parameters in the model experiment of the present study

From: Towards a seamlessly diagnosable expression for the energy flux associated with both equatorial and mid-latitude waves

Long gravity wave speed

c ∗=0.17 m/s

Equatorial deformation radius

\(\sqrt {c^*/\beta ^*} = 87~\text {km}\)

Equatorial inertial period

\(2\pi /\sqrt {c^* \beta ^*}=\) 37 days

Forcing period

T ∗= 4.5 years

Forcing amplitude

10−10 m/s 2

Forcing area

Full domain

Domain size

55 ° (zonal) × 20 ° (meridional)

Forcing Froude number

(0.0023 m/s)/c ∗=0.014

Horizontal resolution

0.1 ° (zonal) × 0.1 ° (meridional)

Lateral eddy viscosity

10 m 2/s