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Table 4.

Time lag ϕ1 and ϕ2 in degrees and in units of the period, as defined in Fig. 5 and corresponding to the plot in Fig. 6.

Model ϕ2 (deg) ϕ1 (deg) ϕ2 ϕ1
ST+PST −26 8 −0.072 0.022
ST+EST −10 6 −0.028 0.016
ST+CST −9 6 −0.025 0.017
ST+U −10 6 −0.027 0.015
CDT+U −9 6 −0.026 0.017

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