Table 1: List of runs. "Injection range'' indicates the colatitude range of the injection of Alfvén waves: "All'' means whole meridian, "All South'' means the south meridian. For runs T1 to U3, only the north colatitudes in degrees are indicated; actually, the interval symmetric with respect to equator is also excited; one has also mentioned the loop (A or B) closest to the interval (see Fig. 1). $\omega $ is the wave frequency (time unit is 8.4 h, see text). When two frequencies are given (runs Un), the first one corresponds to the south foot-point, the other one to the north foot-point. "Delay'' is the time delay between north and south excitation. "Siphon'' indicates whether or not a siphon flow is obtained during a time interval t=0.5, its direction (S-N meaning south to north, N-S the reverse), and eventually its location (if not indicated, siphon location is close to the excitation loop for runs Tn to Un). Amplitudes of the waves injected are all the same ($\pm $50 km s-1), except for runs Ra and S1a for which amplitude injected is $\pm $25 km s-1.
Run Injection range $\omega $ Delay Siphon
R All South 180 NA $\simeq$loop C, S-N
Ra All South (ampl. 1/2) 180 NA $\simeq$loop C, S-N
S1 All 180 0.1 $\simeq$loop A, N-S
S1a All (ampl. 1/2) 180 0.1 $\simeq$loop A, N-S
S2 All 180 0.15 $\simeq$loop A, S-N
T1 [49.4, 56.5] $\geq$ loop B 180 0.1 no
T2 [60, 67] $\simeq$ loop A 180 0.1 N-S
T3 [67, 74] < loop A 180 0.1 no
T4 [67, 74] < loop A 220 0.1 no
T5 [67, 74] < loop A 220 0.15 S-N
U1 [60, 67] $\simeq$ loop A 180,100 0.1 no
U2 [60, 67] $\simeq$ loop A 180,160 0.1 no
U3 [60, 67] $\simeq$ loop A 180,180 $\pm $ 20 0.1 S-N


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