Date
21 October 2005
- Friday
- Q4
- Common year
- Week 42
- Libra
21 October 2005 was a Friday. It was day 294 of 365 in 2005, falling in week 42 and quarter 4. Its Unix timestamp is 1,129,852,800.
Calendar position
Day of the weekFriday
Day of the month21st
Day of the year294 of 365
Days remaining in the year71
Days elapsed in the year293
ISO week numberWeek 42ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Friday
QuarterQ4 2005
Year2005
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86012005-10-21
British (D/M/Y)21/10/2005
American (M/D/Y)10/21/2005
Long formFriday 21st October 2005
RFC 2822Fri, 21 Oct 2005 00:00:00 GMT
Compact20051021
In wordsthe 21st of October, two thousand and five
This date in other calendars
Hebrew18 Tishri 5766the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)18 Ramadan 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)29 Mehr 1384the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die732,240days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp1,129,852,800seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)1,129,852,800,000
Relationship to the epoch13,077 days after the Unix epoch
Julian Day Number2,453,665midnight UTC
Days since 1 January 190038,644
Days since 1 January 20002,120
Relative to today
These values depend on today’s date and change daily.
Today12 September 2026
Days ago7,631 days
In other terms20 years and 326 days
Weeks1090.1 weeks ago
Anniversary this yearin 39 days
Years elapsed20 complete years
Seasons & signs
Zodiac signLibraAir sign
Chinese zodiac yearRoosterthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Autumnmeteorological seasons, by whole months
Season (Southern Hemisphere)Spring
Easter Sunday that year27 March 2005
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