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Calculating Christian Holidays

[1] Septuagesima Sunday
[2] Sexagesima Sunday
[3] Shrove Sunday
[4] Shrove Tuesday
[5] Lent day
[6] Ash day
[7] Passion Sunday
[8] Palm Sunday
[9] Holy or Maundy Thursday
[10] Good Friday
[11] Easter Sunday
[12] Easter Monday
[13] Whitmundy
[14] Rogation Sunday
[15] Ascension
[16] Whitsunday
[17] Pentecost
[18] 2nd Pentecost
[19] Trinity Sunday
[20] Corpus Christi
[21] Corpus Christi Catholic
[22] Mothers Day (RSA)
[23] Mothering Sunday (UK)
[24] Epiphany
[25] Advent
[26] Christmas
[27] Feast of St. Stephen / Boxing
The Easter/Passover calculator should NOT be used to date key events in the life of Jesus Christ or other early Christians as it is based on strictly cyclical algorithms that were not introduced until many centuries later.

Whilst every care is taken to make the above data as precise as possible, this service is provided as is, with no guarantee as to the accuracy of the supplied information or its fitness for any purpose whatsoever. Use of this data is entirely at your own risk.


  1. ^ Septuagesima
    1. Septuagesima is the 3rd Sunday before Lent (or the 9th before Easter)
    2. (in full, Septuagesima Sunday) is the name for the ninth Sunday before Easter, the third before Ash Wednesday.
    3. Septuagesima Sunday is the third Sunday before the start of Lent, which makes it the ninth Sunday before Easter. Traditionally, Septuagesima Sunday marked the beginning of preparations for Lent
  2. ^ Sexagesima
    1. Sexagesima, or, in full, Sexagesima Sunday, is the name for the second Sunday before Ash Wednesday in the Gregorian Rite liturgical calendar
    2. Sexagesima Sunday is the second Sunday before the start of Lent, which makes it the eighth Sunday before Easter.
    3. is the eighth Sunday before Easter and the second before Lent.
  3. ^ Shrove Sunday
    1. is the name for the Sunday before Ash Wednesday.
    2. Shrove Tuesday always falls 47 days before Easter Sunday, so the date varies from year to year and falls between 3 February and 9 March.
  4. ^ Shrove Thursday
    1. Shrove Tuesday is the day before Lent starts: the Tuesday before Ash Wednesday. It's a day of penitence, to clean the soul, and a day of celebration as the last chance to feast before Lent begins.
    2. Shrove Tuesday is sometimes called Pancake Day after the fried batter recipe traditionally eaten on this day.
  5. ^ Lent
    1. Lent is a Christian Festival. In the past it was a long, strict religious fast when people gave up all rich food. The day before Lent starts is known as Shrove Tuesday.
    2. The Christian church no longer imposes a strict fast. Lent is a time when some Christians try to overcome their own faults because they believe that it was man's sin which led Jesus to be crucified.
    3. Lent is a period of fasting and repentance traditionally observed by Catholics and some Protestant denominations in preparation for Easter.
  6. ^ Ash day
    1. In the Western Christian calendar, is the first day of Lent and occurs forty-six days (forty days not counting Sundays) before Easter. It is a moveable fast, falling on a different date each year because it is dependent on the date of Easter.
    2. On this day ashes are placed on the foreheads of the faithful to remind them of death, of the sorrow they should feel for their sins, and of the necessity of changing their lives.
  7. ^ Passion Sunday
    1.the fifth Sunday in Lent, two weeks before Easter Sunday
    2. the sixth and last Sunday of Lent and the Sunday before Easter.

    This is the Sunday on which palms are distributed to the congregation in most Christian churches and, because of the distribution of palm branches, it has long been called Palm Sunday. In the past, the fifth Sunday of Lent (the Sunday before Palm Sunday) was known as Passion Sunday in the Catholic and Anglican churches.
  8. ^ Palm Sunday
    Palm Sunday is the day we remember the "triumphal entry" of Jesus into Jerusalem, exactly one week before His resurrection
  9. ^ Maundy Thursday
    Maundy Thursday, also known as “Holy Thursday” is the Thursday of Passion Week, one day before Good Friday (the Thursday before Easter). Maundy Thursday is the name given to the day on which Jesus celebrated the Passover with His disciples, known as the Last Supper. Two important events are the focus of Maundy Thursday.
  10. ^ Good Friday
    Good Friday is the Friday immediately preceding Easter Sunday. It is celebrated traditionally as the day on which Jesus was crucified.
  11. ^ Easter Sunday
    On Easter Sunday, Christians celebrate the resurrection of the Lord, Jesus Christ. It is typically the most well-attended Sunday service of the year for Christian churches.
  12. ^ Easter Monday
    Easter Monday is the day after Easter Sunday and is celebrated as a holiday in some largely Christian cultures, especially Roman Catholic cultures. Easter Monday in the Roman Catholic liturgical calendar is the second day of the octave of Easter Week.
  13. ^ Whitmundy
    Whitmundy is 50 days after, Corpus Christi 60 days after Easter Sunday, except in the US, where it is observed 3 days later
  14. ^ Rogation Sunday
    1. Rogation days are, in the calendar of the Western Church, four days traditionally set apart for solemn processions to invoke God's mercy.
    2. Rogation Sunday, a time of celebration and prayer, is a time set aside to appreciate and recognize our dependence upon the land for our food and most importantly upon our dependence of God for the miracles of sprouting seeds, growing plants, and maturing harvest.
  15. ^ Ascension
    Ascension: (Christianity) celebration of the Ascension of Christ into heaven; observed on the 40th day after Easter
  16. ^ Whisuntide
    1. The Sunday of the feast of Pentecost, seven weeks after Easter, when traditionally many Christians would be baptised, wearing white clothes
    2. Whisuntide is the week following with Whitsunday, which is always the seventh sunday after Easter Sunday
  17. ^ Pentecost
    Pentecost 49 days (inclusive) after the resurrection of Jesus on the (Jewish) Day of First Fruits, when (in Christian teaching) the Holy Spirit descended upon the Apostles with miraculous effects including the ability to explain the Gospel intelligibly in languages they
  18. ^ 2nd Pentecost
  19. ^ Trinity Sunday
    1. Trinity Sunday is the first Sunday after Pentecost in the Western Christian liturgical calendar, and the Sunday of Pentecost in Eastern Christianity
    2. Trinity Sunday is the first Sunday after Pentecost and is celebrated by many Christians
  20. ^ Corpus Christi
    1. (Latin for Body of Christ) is a Western Catholic feast. It is also celebrated in some Anglican, Lutheran churches and some Liberal Catholic Churches.
    2. This jubilant festival is celebrated by Roman Catholics and other Christians to proclaim the truth of the transubstantiation of bread and wine into the actual body of Christ during Mass.
  21. ^ Corpus Christi Catholic Church US
  22. ^ Mothers Day (RSA)
    1. Mothers Day is a day of the year on which mothers are particularly honoured by their children.
    2.In North America and South Africa it is the second Sunday in May; in Britain it has become another term for Mothering Sunday.
  23. ^ Mothers Day (UK)
    1. Mothers Day is a day of the year on which mothers are particularly honoured by their children.
    2. In North America and South Africa it is the second Sunday in May; in Britain it has become another term for Mothering Sunday.
  24. ^ Epiphany
    1. Epiphany is defined as a sudden and profound understanding of something.
    2. The definition of Epiphany is a Christian celebration on January 6th that remembers when the Wise Men first saw Jesus.
    3. Epiphany means when a god appears to someone.
    4. An example of epiphany is when someone has been looking for their lost keys and suddenly has an idea of where they are
  25. ^ Advent
    Advent is the beginning of the Church Year for most churches in the Western tradition. It begins on the fourth Sunday before Christmas Day, which is the Sunday nearest November 30, and ends on Christmas Eve (Dec 24). If Christmas Eve is a Sunday, it is counted as the fourth Sunday of Advent, with Christmas Eve proper beginning at sundown.
  26. ^ Christmas
    A festival commemorating the birth of Jesus, traditionally celebrated on December 25 by most Western Christian churches.
    Although dating to probably as early as a.d. 200, the feast of Christmas did not become widespread until the Middle Ages.
  27. ^ day of Saint Stephen or the modren Boxing day
    Is about the feast day of Saint Stephen the first martyr of Jerusalem.