Recognised as Date
24 May 1150
- Wednesday
- Q2
- Common year
- Week 21
- Gemini
24 May 1150 falls on a Wednesday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 144 of 365 in 1150, falling in week 21 and quarter 2. Its Unix timestamp is -25,864,358,400.
Calendar position
Day of the weekWednesdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month24th
Day of the year144 of 365
Days remaining in the year221
Days elapsed in the year143
ISO week numberWeek 21ISO 8601, weeks start on Monday
Week of the month4th
Occurrence in the month4th Wednesday
MonthMay (month 5 of 12)
QuarterQ2 1150
Year1150
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011150-05-24
British (D/M/Y)24/05/1150
American (M/D/Y)05/24/1150
Long formWednesday 24th May 1150
RFC 2822Wed, 24 May 1150 00:00:00 GMT
Compact11500524
In wordsthe 24th of May, one thousand, one hundred and fifty
Julian calendar equivalent17 May 1150the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew19 Iyyar 4910the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)18 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)2 Khordad 529the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die419,807days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-25,864,358,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-25,864,358,400,000
Relationship to the epoch299,356 days before the Unix epoch
Julian Day Number2,141,232midnight UTC
Days since 1 January 1900-273,789
Days since 1 January 2000-310,313
Moon phase
PhaseWaning gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC86%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC18.6 dayssince the previous new moon
Previous new moon5 May 1150
Next new moon4 June 1150
Previous full moon20 May 1150
Next full moon19 June 1150
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
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.
Today22 September 2026
Days ago320,074 days
In other terms876 years and 115 days
Weeks45724.9 weeks ago
Anniversary this year121 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)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year26 March 1150
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