Recognised as Date
1 May 1066
- Tuesday
- Q2
- Common year
- Week 18
- Taurus
1 May 1066 falls on a Tuesday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 121 of 365 in 1066, falling in week 18 and quarter 2. Its Unix timestamp is -28,517,097,600.
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 year121 of 365
Days remaining in the year244
Days elapsed in the year120
ISO week numberWeek 18ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Tuesday
MonthMay (month 5 of 12)
QuarterQ2 1066
Year1066
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011066-05-01
British (D/M/Y)01/05/1066
American (M/D/Y)05/01/1066
Long formTuesday 1st May 1066
RFC 2822Tue, 01 May 1066 00:00:00 GMT
Compact10660501
In wordsthe 1st of May, one thousand and sixty-six
Julian calendar equivalent25 April 1066the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew27 Nisan 4826the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)26 Jumada I 458 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)11 Ordibehesht 445the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die389,104days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-28,517,097,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-28,517,097,600,000
Relationship to the epoch330,059 days before the Unix epoch
Julian Day Number2,110,529midnight UTC
Days since 1 January 1900-304,492
Days since 1 January 2000-341,016
Moon phase
PhaseWaning crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC3%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC27.9 dayssince the previous new moon
Previous new moon3 April 1066
Next new moon3 May 1066
Previous full moon19 April 1066
Next full moon18 May 1066
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.
Today25 October 2026
Days ago350,810 days
In other terms960 years and 170 days
Weeks50115.7 weeks ago
Anniversary this year177 days ago
Years elapsed960 complete years
Seasons & signs
Zodiac signTaurusEarth 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 year22 April 1066
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