Recognised as Date
1 August 1150
- Tuesday
- Q3
- Common year
- Week 31
- Leo
1 August 1150 falls on a Tuesday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 213 of 365 in 1150, falling in week 31 and quarter 3. Its Unix timestamp is -25,858,396,800. A new moon falls on this day.
Calendar position
Day of the weekTuesdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month1st
Day of the year213 of 365
Days remaining in the year152
Days elapsed in the year212
ISO week numberWeek 31ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Tuesday
QuarterQ3 1150
Year1150
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011150-08-01
British (D/M/Y)01/08/1150
American (M/D/Y)08/01/1150
Long formTuesday 1st August 1150
RFC 2822Tue, 01 Aug 1150 00:00:00 GMT
Compact11500801
In wordsthe 1st of August, one thousand, one hundred and fifty
Julian calendar equivalent25 July 1150the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew29 Tammuz 4910the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)28 Rabi I 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)9 Mordad 529the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die419,876days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-25,858,396,800seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-25,858,396,800,000
Relationship to the epoch299,287 days before the Unix epoch
Julian Day Number2,141,301midnight UTC
Days since 1 January 1900-273,720
Days since 1 January 2000-310,244
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 waningWaning
Moon age at 12:00 UTC29 dayssince the previous new moon
This new moon1 August 1150
Next new moon31 August 1150
Previous full moon18 July 1150
Next full moon17 August 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.
Today18 September 2026
Days ago320,001 days
In other terms876 years and 42 days
Weeks45714.4 weeks ago
Anniversary this year48 days ago
Years elapsed876 complete years
Seasons & signs
Zodiac signLeoFire 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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