correspondantàcorrespondant`correspondantà une différence inter-hémisphérique d'environ 1.21 MA. Lorsque l'inclinaison du dipôle est prise en compte (cas WT), l'amplitude des courants alignés augmente jusqu'` a 1.99 MA dans l'hémisphère sud et baisse jusqu'` a 0.46 MA dans l'hémisphère nord, menantàmenant`menantà une différence inter-hémisphérique plus prononcée de 1.53 MA environ, soit une augmentation de 26%. L'inverse intervient autour de 17:00 HTU avec une différence interhémisphérique d'environ 0.67 MA pour le cas WT, correspondantàcorrespondant`correspondantà une chute de 45% environ relativement au cas NT. A l'aube, le même comportement est observé. A l'´ equinoxe de mars (figure 4.5b), côté crépuscule, les variationsjournalì eres de conductances induisentàinduisentà 05:00 HTU et 17:00 HTU une différence inter-hémisphérique de courants alignés d'environ 0 ,
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