CAL20000 STAR MAP

CAL20000 STAR MAP. This is lunisolar calendar for korean(include chiness), ephemeris, star map software. This application calculate high accurate Sun, Moon and Planets's position as minute scale and show the result on Month/Day table, planet layout and Star map based on Yale Bright Star Catalog 5th. Effective Year: -9, 999 10000 (20, 000 years).