Recognised as Date
4 June 1150
- Sunday
- Q2
- Common year
- Week 22
- Gemini
4 June 1150 falls on a Sunday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 155 of 365 in 1150, falling in week 22 and quarter 2. Its Unix timestamp is -25,863,408,000. A new moon falls on this day.
Calendar position
Day of the weekSundayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month4th
Day of the year155 of 365
Days remaining in the year210
Days elapsed in the year154
ISO week numberWeek 22ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Sunday
MonthJune (month 6 of 12)
QuarterQ2 1150
Year1150
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011150-06-04
British (D/M/Y)04/06/1150
American (M/D/Y)06/04/1150
Long formSunday 4th June 1150
RFC 2822Sun, 04 Jun 1150 00:00:00 GMT
Compact11500604
In wordsthe 4th of June, one thousand, one hundred and fifty
Julian calendar equivalent28 May 1150the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew1 Sivan 4910the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)29 Muharram 545 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)13 Khordad 529the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die419,818days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-25,863,408,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-25,863,408,000,000
Relationship to the epoch299,345 days before the Unix epoch
Julian Day Number2,141,243midnight UTC
Days since 1 January 1900-273,778
Days since 1 January 2000-310,302
Moon phase
PhaseNew moonthe instant falls on this UTC day; in time zones far enough east or west the local date is a day either side
Illuminated at 12:00 UTC0%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC0.3 dayssince the previous new moon
This new moon4 June 1150
Next new moon3 July 1150
Previous full moon20 May 1150
Next full moon19 June 1150
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.
Today19 September 2026
Days ago320,060 days
In other terms876 years and 101 days
Weeks45722.9 weeks ago
Anniversary this year107 days ago
Years elapsed876 complete years
Seasons & signs
Zodiac signGeminiAir sign
Chinese zodiac yearHorsethe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year26 March 1150
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