Recognised as Date
15 May 2011
- Sunday
- Q2
- Common year
- Week 19
- Taurus
15 May 2011 was a Sunday. It was day 135 of 365 in 2011, falling in week 19 and quarter 2. Its Unix timestamp is 1,305,417,600.
Calendar position
Day of the weekSunday
Day of the month15th
Day of the year135 of 365
Days remaining in the year230
Days elapsed in the year134
ISO week numberWeek 19ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Sunday
MonthMay (month 5 of 12)
QuarterQ2 2011
Year2011
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86012011-05-15
British (D/M/Y)15/05/2011
American (M/D/Y)05/15/2011
Long formSunday 15th May 2011
RFC 2822Sun, 15 May 2011 00:00:00 GMT
Compact20110515
In wordsthe 15th of May, two thousand and eleven
This date in other calendars
Hebrew11 Iyyar 5771the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)11 Jumada II 1432 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)25 Ordibehesht 1390the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die734,272days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp1,305,417,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)1,305,417,600,000
Relationship to the epoch15,109 days after the Unix epoch
Julian Day Number2,455,697midnight UTC
Days since 1 January 190040,676
Days since 1 January 20004,152
Relative to today
These values depend on today’s date and change daily.
Today12 September 2026
Days ago5,599 days
In other terms15 years, 120 days and 6 hours
Weeks799.9 weeks ago
Anniversary this year120 days ago
Years elapsed15 complete years
Seasons & signs
Zodiac signTaurusEarth sign
Chinese zodiac yearRabbitthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year24 April 2011
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