Doomsday
Conway’s Doomsday algorithm: the last day of February and 4/4, 6/6, 8/8, 10/10, 12/12 share the year’s anchor weekday.
Bookmark this configured link. Use ⌘D on Mac or Ctrl+D on Windows and Linux.
Doomsday
Conway’s Doomsday algorithm: the last day of February and 4/4, 6/6, 8/8, 10/10, 12/12 share the year’s anchor weekday.
How to use it
Conway’s Doomsday algorithm: the last day of February and 4/4, 6/6, 8/8, 10/10, 12/12 share the year’s anchor weekday.
Good to know
Bookmark your favourite clock to return to the same style. Your preferences are saved in this browser.
A shared link captures a moment: later changes are not synchronised. Event names and any other details you enter are included in the link.
Share using your device’s share menu or copy the link. If copying fails, select and copy the link shown on screen.