<prompt> Yakha inguqulo eyinkimbinkimbi yalesi sigwebo Lokhu kubalwa kwe-sideral kugwema imithetho eqondile yonyaka we-leap, kodwa inani lezinsuku kunoma iyiphi inyanga enikeziwe lingahluka ngosuku olulodwa noma ezimbili.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yomusho ithi Lokhu kubalwa kwe-sideral kugwema ukwenza ukulungiswa konyaka we-leap, kodwa inani lezinsuku kunoma iyiphi inyanga ethile lingashintsha ngosuku olulodwa noma ezimbili futhi ukuguqulwa kwezinsuku ku-Gregorian noma usuku lwezibalo zeviki kudinga umuntu ukuba abonisane ne-ephemeris. 