The Calendar
What the atlas records for this date, across the traditions it covers.
Observed On This Date
Feast / celebration
6 January; the Sunday between 2 and 8 January where transferred
Transferred to the Sunday between 2 and 8 January in some provinces.
Feast / celebration
6 January
This Week In Space and Astronomy History
Dates for the Hebrew and Islamic calendars are the tabular reckoning, which is what a printed calendar prints. Communities that begin a month on a sighted crescent may differ by a day, and differ from one another by place.