Recognised as Date
18 April 1979
- Wednesday
- Q2
- Common year
- Week 16
- Aries
18 April 1979 falls on a Wednesday. It is day 108 of 365 in 1979, falling in week 16 and quarter 2. Its Unix timestamp is 293,241,600.
Calendar position
Day of the weekWednesday
Day of the month18th
Day of the year108 of 365
Days remaining in the year257
Days elapsed in the year107
ISO week numberWeek 16ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Wednesday
QuarterQ2 1979
Year1979
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011979-04-18
British (D/M/Y)18/04/1979
American (M/D/Y)04/18/1979
Long formWednesday 18th April 1979
RFC 2822Wed, 18 Apr 1979 00:00:00 GMT
Compact19790418
In wordsthe 18th of April, one thousand, nine hundred and seventy-nine
This date in other calendars
Hebrew21 Nisan 5739the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)20 Jumada I 1399 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)29 Farvardin 1358the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die722,557days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp293,241,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)293,241,600,000
Relationship to the epoch3,394 days after the Unix epoch
Julian Day Number2,443,982midnight UTC
Days since 1 January 190028,961
Days since 1 January 2000-7,563
Moon phase
PhaseWaning gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC64%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC21.4 dayssince the previous new moon
Previous new moon28 March 1979, 02:59 UTC
Next new moon26 April 1979, 13:15 UTC
Previous full moon12 April 1979, 13:15 UTC
Next full moon12 May 1979, 02:01 UTC
Lit side, Northern HemisphereLeft
Lit side, Southern HemisphereRightthe same Moon seen from the other side of the equator; near the equator the lit side points up or down rather than to one side
Relative to today
These values depend on today’s date and change daily.
Today19 September 2026
Days ago17,321 days
In other terms47 years, 154 days and 6 hours
Weeks2474.4 weeks ago
Anniversary this year154 days ago
Years elapsed47 complete years
Seasons & signs
Zodiac signAriesFire sign
Chinese zodiac yearGoatthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year15 April 1979
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