The Calendar
What the atlas records for this date, across the traditions it covers.
Observed On This Date
Feast / celebration
The Second Sunday of Easter, the octave day of Easter
Already Underway
Feast / celebration
The fifty days from Easter Sunday to Pentecost, kept as a single festal season
Day 8 of 50
Fast / abstinence
The whole of Ramadan, the ninth month
Day 29 of 29
Tabular reckoning, and stored as twenty-nine days so the month can never be reported as running into Eid al-Fitr. The month is twenty-nine or thirty days and begins on a sighted crescent in most communities.
This Week In Mathematics 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.