Field-of-view (FOV) of the north polar region as observed by SDO/AIA 304 Å on 03 August 2010 at 02:53:51 UT. The (X_cen, Y_cen) was ( − 29.618′′, 918.631′′), while the full FOV was (1094′′, 317′′) wide with a resolution of 0.6′′ per pixel. The black box shows the triggering of a solar jet that exhibits an exceptional phenomenon of its most probable formation by a velocity pulse.