Recognised as Date
22 August 1999
- Sunday
- Q3
- Common year
- Week 33
- Leo
22 August 1999 falls on a Sunday. It is day 234 of 365 in 1999, falling in week 33 and quarter 3. Its Unix timestamp is 935,280,000.
Calendar position
Day of the weekSunday
Day of the month22nd
Day of the year234 of 365
Days remaining in the year131
Days elapsed in the year233
ISO week numberWeek 33ISO 8601, weeks start on Monday
Week of the month4th
Occurrence in the month4th Sunday
QuarterQ3 1999
Year1999
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011999-08-22
British (D/M/Y)22/08/1999
American (M/D/Y)08/22/1999
Long formSunday 22nd August 1999
RFC 2822Sun, 22 Aug 1999 00:00:00 GMT
Compact19990822
In wordsthe 22nd of August, one thousand, nine hundred and ninety-nine
This date in other calendars
Hebrew10 Elul 5759the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)10 Jumada I 1420 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)31 Mordad 1378the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die729,988days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp935,280,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)935,280,000,000
Relationship to the epoch10,825 days after the Unix epoch
Julian Day Number2,451,413midnight UTC
Days since 1 January 190036,392
Days since 1 January 2000-132
Moon phase
PhaseWaxing gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC81%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC11 dayssince the previous new moon
Previous new moon11 August 1999, 11:08 UTC
Next new moon9 September 1999, 22:02 UTC
Previous full moon28 July 1999, 11:25 UTC
Next full moon26 August 1999, 23:48 UTC
Lit side, Northern HemisphereRight
Lit side, Southern HemisphereLeftthe 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.
Today21 September 2026
Days ago9,892 days
In other terms27 years, 30 days and 6 hours
Weeks1413.1 weeks ago
Anniversary this year30 days ago
Years elapsed27 complete years
Seasons & signs
Zodiac signLeoFire sign
Chinese zodiac yearRabbitthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year4 April 1999
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