Western Easter
Sunday, April 12, 1998
Gregorian computus. Golden number 4, epact 2, Paschal full moon April 11.
Easter 1998
Easter 1998: Sunday, April 12
In 1998 Western Easter, reckoned in the Gregorian calendar, falls on Sunday, April 12, 1998. Orthodox Easter (Pascha), reckoned in the Julian calendar, falls on Sunday, April 19, 1998, one week later.
Orthodox Easter
Sunday, April 19, 1998
Julian computus: April 6 in the Julian calendar, plus 13 days to reach the Gregorian calendar.
In 1998 the two Easters are 7 days apart: Orthodox Easter is one week after Western Easter. They last fell on the same day in 1990 (April 15). They next fall on the same day in 2001 (April 15).
Western · Apr 12
Orthodox · Apr 19
MarchAprilMayThe moving feasts of 1998
Western feasts, 1998
| Feast | Date | From Easter |
|---|---|---|
| Shrove Tuesday | Tuesday, February 24, 1998 | −47 days |
| Ash Wednesday | Wednesday, February 25, 1998 | −46 days |
| Palm Sunday | Sunday, April 5, 1998 | −7 days |
| Maundy Thursday | Thursday, April 9, 1998 | −3 days |
| Good Friday | Friday, April 10, 1998 | −2 days |
| Holy Saturday | Saturday, April 11, 1998 | −1 day |
| Easter Sunday | Sunday, April 12, 1998 | Easter Sunday |
| Easter Monday | Monday, April 13, 1998 | +1 day |
| Ascension Day | Thursday, May 21, 1998 | +39 days |
| Pentecost | Sunday, May 31, 1998 | +49 days |
Orthodox feasts, 1998
| Feast | Date | From Easter |
|---|---|---|
| Clean Monday | Monday, March 2, 1998 | −48 days |
| Palm Sunday | Sunday, April 12, 1998 | −7 days |
| Great and Holy Friday | Friday, April 17, 1998 | −2 days |
| Pascha (Easter Sunday) | Sunday, April 19, 1998 | Easter Sunday |
| Ascension | Thursday, May 28, 1998 | +39 days |
| Pentecost | Sunday, June 7, 1998 | +49 days |
Each date is Easter Sunday plus or minus a fixed number of days; the offsets and their sources are on the about page. Observance varies by church and by country. Whether a feast is a day off work is a matter of each country’s law: Holidays lists each country’s public holidays, off the open Nager.Date database.
How early is Easter in 1998?
April 12 is date 22 of the 35 that Western Easter can take, March 22 to April 25: 21 days after the earliest possible date and 13 days before the latest. Of the 201 Easters from 1900 to 2100, 117 fall on an earlier date than this one and 75 fall on a later date. 8 other years in that span share the date: 1903, 1914, 1925, 1936, 2009, 2020, 2093, 2099. Before 1998, Western Easter last fell on April 12 in 1936; after 1998 it next does in 2009.
In the 1990s Western Easter ran from March 30 (1997) to April 19 (1992); 1998’s April 12 is the seventh-earliest of the ten. Across the twentieth century (1901–2000) Western Easter falls on April 12 in 5 years, and the Western and Orthodox Easters share a Sunday in 26 years.
Orthodox Easter on April 19 is April 6 in the Julian calendar; 13 days carry it to the Gregorian calendar in 1998. From 1900 to 2100 Orthodox Easter falls on an earlier Gregorian date in 82 years and on a later one in 109 years; it falls on the same date in 1903, 1914, 1925, 1987, 2009, 2020, 2071, 2082, 2093.
The earliest and latest Easters from 1900 to 2100, with how often each date occurs, are on their own page.
The arithmetic for 1998
4Golden number: the year’s place in the 19-year cycle of the moon, (1998 mod 19) + 1.
2Gregorian epact: the age of the reckoned moon at the start of the year.
April 11Paschal full moon of the Gregorian reckoning, a Saturday. Easter is the Sunday after it.
April 15Paschal full moon of the Julian reckoning in Gregorian dates (Julian April 2), a Wednesday.
The two algorithms, worked for 1998
- Western: the Anonymous Gregorian algorithm
a=3 b=19 c=98 d=4 e=3 f=1 g=6 h=21 i=24 k=2 l=0 m=0h + l − 7m + 114 = 135, and 135 ÷ 31 = 4 remainder 11: month 4, day 11 + 1. April 12- Orthodox: Meeus’s Julian algorithm
a=2 b=3 c=3 d=12 e=3d + e + 114 = 129, and 129 ÷ 31 = 4 remainder 5: Julian April 6. Plus 13 days: April 19
How the date of Easter is calculated explains each letter. The dates on this page agree with the US Census Bureau table (Western), the 5ko.free.fr tables (Western and Orthodox), each read September 28, 2026.