Long count

Maya starting date 3114 BC JD# 584,285
12.19.9.15.19 Jan. 2, 2003
12 = # of Bak'tuns since starting date
19 = # of K'atuns after subtracting Bak'tuns
9 = # of tuns after subtracting K'atuns
15 = # of Winals after subtracting tuns
19 = # of K'ins after subtracting uinals