Historically, accurate knowledge of the positions of the Sun, Moon, planets and stars has been essential in celestial navigation (the use of celestial objects to guide navigation) and in the making of calendars.
Sekadi historis, kawruhan sané becik indik genah Matanai, Bulan, planet miwah bintang mabuat pisan ring navigasi langit (ngawigunayang benda langit anggén nuntun navigasi) miwah ring makarya kalender.