The Calendar
What the atlas records for this date, across the traditions it covers.
Observed On This Date
Feast / celebration
6 Sivan (6-7 in the Diaspora), the fiftieth day of the counting of the Omer
Day 1 of 2
One day in the Land of Israel, two in much of the Diaspora.
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.