Enter values of Bak'tun, K'atun, Tun, Winal, K'in, Tzolk'in, Haab, Lord of the Night, Glyph Y, and distance number to the last 819-day count station. To select/diselect multiple values hold the CTRL-key (select one more) or the SHIFT-key (select many). The Moon age and the C-coefficient are expected mean values counting after New Light (NL), New Moon (NM), Last Light (LL), and a regular 6-month count.