Recognised as Date
21 August 2005
- Sunday
- Q3
- Common year
- Week 33
- Leo
21 August 2005 falls on a Sunday. It is day 233 of 365 in 2005, falling in week 33 and quarter 3. Its Unix timestamp is 1,124,582,400.
Calendar position
Day of the weekSunday
Day of the month21st
Day of the year233 of 365
Days remaining in the year132
Days elapsed in the year232
ISO week numberWeek 33ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Sunday
QuarterQ3 2005
Year2005
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86012005-08-21
British (D/M/Y)21/08/2005
American (M/D/Y)08/21/2005
Long formSunday 21st August 2005
RFC 2822Sun, 21 Aug 2005 00:00:00 GMT
Compact20050821
In wordsthe 21st of August, two thousand and five
This date in other calendars
Hebrew16 Av 5765the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)16 Rajab 1426 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)30 Mordad 1384the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die732,179days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp1,124,582,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)1,124,582,400,000
Relationship to the epoch13,016 days after the Unix epoch
Julian Day Number2,453,604midnight UTC
Days since 1 January 190038,583
Days since 1 January 20002,059
Moon phase
PhaseWaning gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC96%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC16.4 dayssince the previous new moon
Previous new moon5 August 2005, 03:05 UTC
Next new moon3 September 2005, 18:45 UTC
Previous full moon19 August 2005, 17:53 UTC
Next full moon18 September 2005, 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.
Today21 September 2026
Days ago7,701 days
In other terms21 years, 30 days and 18 hours
Weeks1100.1 weeks ago
Anniversary this year31 days ago
Years elapsed21 complete years
Seasons & signs
Zodiac signLeoFire sign
Chinese zodiac yearRoosterthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year27 March 2005
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