Test occurrences of Mardi Gras and Chinese New Year on same day. Years A.D. 1601 - 2100. Calculated by Lance Latham. Sorted by Karl Palmen by day of February: I sorted by day of February and get Feb Year --- ---- 5 1704 1799 6 1674 1894 1951 2046 7 1606 1769 1826 1978 2073 8 1633 1701 1853 1921 9 1796 2100 10 1728 1880 1948 2043 11 1603 1698 1755 1823 1975 2070 12 1630 1782 1850 2002 2097 13 1657 1725 1877 1945 2029 14 1809 15 1684 1752 1972 2056 16 1627 1779 1904 1999 17 1654 1711 1874 1931 2026 18 1681 1806 1958 19 1901 Rearraged by Karl Palmen into 3D structure: Direction Years Lunations Weeks Days right 3 37 156 1092 down plane 10 124 523 3661 down stack 27 334 1409 9863 The planes stack so that each of the places [a], [b], [c] etc.. forms a column. -------------------------------- 1603 [a] 2 11 1606 2 7 -------------------------------- -------------------------------------------------- 1627 2 16 1630 [a] 2 12 1633 2 8 ---------------------------------------------------- -------------------------------- 1654 2 17 1657 [a] 2 13 -------------------------------- -------------------------------- 1674 2 6 1681 2 18 1684 [a] 2 15 -------------------------------- -------------------------------------------------- 1698 [b] 2 11 1701 2 8 1704 2 5 1711 [a] 2 17 -------------------------------------------------- -------------------------------- 1725 [b] 2 13 1728 2 10 -------------------------------- -------------------------------- 1752 [b] 2 15 1755 2 11 -------------------------------- -------------------------------- 1769 [c] 2 7 1779 [b] 2 16 1782 2 12 -------------------------------- -------------------------------- 1796 [c] 2 9 1799 2 5 1806 [b] 2 18 1809 2 14 -------------------------------- -------------------------------- 1823 [c] 2 11 1826 2 7 -------------------------------- -------------------------------- 1850 [c] 2 12 1853 2 8 -------------------------------- -------------------------------------------------- 1874 2 17 1877 [c] 2 13 1880 2 10 --------------------------------------------------- -------------------------------- 1894 [d] 2 6 1901 2 19 1904 [c] 2 16 -------------------------------- -------------- 1921 [d] 2 8 1931 [c] 2 17 -------------- -------------------------------------------------- 1945 2 13 1948 [d] 2 10 1951 2 6 1958 [c] 2 18 -------------------------------------------------- --------------------------------------------------- 1972 2 15 1975 [d] 2 11 1978 2 7 --------------------------------------------------- -------------------------------- 1999 2 16 2002 [d] 2 12 -------------------------------- -------------------------------- 2026 2 17 2029 [d] 2 13 -------------------------------- -------------------------------- 2043 2 10 2046 [e] 2 6 2056 [d] 2 15 -------------------------------- -------------------------------- 2070 2 11 2073 [e] 2 7 -------------------------------- -------------------------------- 2097 2 12 2100 [e] 2 9 --------------------------------