Recognised as Date
23 June 1011
- Sunday
- Q2
- Common year
- Week 25
- Cancer
23 June 1011 falls on a Sunday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 174 of 365 in 1011, falling in week 25 and quarter 2. Its Unix timestamp is -30,248,208,000.
Calendar position
Day of the weekSundayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month23rd
Day of the year174 of 365
Days remaining in the year191
Days elapsed in the year173
ISO week numberWeek 25ISO 8601, weeks start on Monday
Week of the month4th
Occurrence in the month4th Sunday
MonthJune (month 6 of 12)
QuarterQ2 1011
Year1011
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011011-06-23
British (D/M/Y)23/06/1011
American (M/D/Y)06/23/1011
Long formSunday 23rd June 1011
RFC 2822Sun, 23 Jun 1011 00:00:00 GMT
Compact10110623
In wordsthe 23rd of June, one thousand and eleven
Julian calendar equivalent17 June 1011the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew13 Tammuz 4771the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)12 Dhu al-Qidah 401 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 Tir 390the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die369,068days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-30,248,208,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-30,248,208,000,000
Relationship to the epoch350,095 days before the Unix epoch
Julian Day Number2,090,493midnight UTC
Days since 1 January 1900-324,528
Days since 1 January 2000-361,052
Moon phase
PhaseWaxing gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC99%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC13 dayssince the previous new moon
Previous new moon10 June 1011
Next new moon9 July 1011
Previous full moon26 May 1011
Next full moon24 June 1011
PrecisionDates onlybefore 1700 or after 2150 the Earth's rotation is not known well enough to give a time, and a phase near midnight can land a day either side
Relative to today
These values depend on today’s date and change daily.
Today21 September 2026
Days ago370,812 days
In other terms1,015 years, 83 days and 6 hours
Weeks52973.1 weeks ago
Anniversary this year90 days ago
Years elapsed1,015 complete years
Seasons & signs
Zodiac signCancerWater sign
Chinese zodiac yearPigthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year31 March 1011
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