Recognised as Date
22 May 1990
- Tuesday
- Q2
- Common year
- Week 21
- Gemini
22 May 1990 falls on a Tuesday. It is day 142 of 365 in 1990, falling in week 21 and quarter 2. Its Unix timestamp is 643,334,400.
Calendar position
Day of the weekTuesday
Day of the month22nd
Day of the year142 of 365
Days remaining in the year223
Days elapsed in the year141
ISO week numberWeek 21ISO 8601, weeks start on Monday
Week of the month4th
Occurrence in the month4th Tuesday
MonthMay (month 5 of 12)
QuarterQ2 1990
Year1990
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011990-05-22
British (D/M/Y)22/05/1990
American (M/D/Y)05/22/1990
Long formTuesday 22nd May 1990
RFC 2822Tue, 22 May 1990 00:00:00 GMT
Compact19900522
In wordsthe 22nd of May, one thousand, nine hundred and ninety
This date in other calendars
Hebrew27 Iyyar 5750the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)26 Shawwal 1410 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)1 Khordad 1369the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die726,609days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp643,334,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)643,334,400,000
Relationship to the epoch7,446 days after the Unix epoch
Julian Day Number2,448,034midnight UTC
Days since 1 January 190033,013
Days since 1 January 2000-3,511
Moon phase
PhaseWaning crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC6%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC27.3 dayssince the previous new moon
Previous new moon25 April 1990, 04:27 UTC
Next new moon24 May 1990, 11:47 UTC
Previous full moon9 May 1990, 19:31 UTC
Next full moon8 June 1990, 11:01 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.
Today20 September 2026
Days ago13,270 days
In other terms36 years and 121 days
Weeks1895.7 weeks ago
Anniversary this year121 days ago
Years elapsed36 complete years
Seasons & signs
Zodiac signGeminiAir sign
Chinese zodiac yearHorsethe 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 1990
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