FIELD: information technologies.
SUBSTANCE: device contains three software disks with information about dates shifts with regard of solar cycle, moon cycle, week days cycle and Sundays cycle; system of mechanical data reading from software disks, system for mechanical processing of read from software disks data by comparison, adding and multiplication facilities, and system for actuating device for indication of Orthodox Easter date on date scale of Orthodox Easter. The method consists in using device containing three software disks with information about dates shifts with regard of solar cycle, moon cycle, week days cycle and Sundays cycle; system of mechanical data reading from software disks, system for mechanical processing of read from software disks data by comparison, adding and multiplication facilities, and system for actuating indicating device in the form of point indicator of Orthodox Easter date on Orthodox Easter date scale.
EFFECT: calendar device features simplicity and accuracy.
21 cl, 17 dwg, 4 tbl, 1 ex
