Software-update: Pale Moon 33.7.2Computer

moon 33Vinyl record album cover of Pink Floyd's The Dark Side of the Moon. The cover is predominantly dark blue, featuring a prism refracting a beam of lht into aThe 33 year lunar cycle occurs every 33 years. The next 33 year lunar cycle will begin in 2021 and will end in 2054. Is the 33 year lunar cycle useful for predicting eclipses?