When the pressure increases, as occurred during the Bastille Day storm, the dayside magnetopause is pushed closer to the earth, sometimes by as much as 26,000 kilometers.
英
美
- 在地球晝側，磁層頂通常在距地球中心64000公里附近，但磁層頂的位置會(huì )隨太陽(yáng)風(fēng)的壓力而改變，當太陽(yáng)風(fēng)壓力變大，譬如在巴士底日太空風(fēng)暴的期間，晝側的磁層頂就被推向地球，有時(shí)可推近26000公里之多。
