Recognised as Date
18 November 1064
- Friday
- Q4
- Leap year
- Week 46
- Scorpio
18 November 1064 falls on a Friday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 323 of 366 in 1064, a leap year, falling in week 46 and quarter 4. Its Unix timestamp is -28,562,803,200.
Calendar position
Day of the weekFridayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month18th
Day of the year323 of 366
Days remaining in the year43
Days elapsed in the year322
ISO week numberWeek 46ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Friday
QuarterQ4 1064
Year1064
Days in the month30
Leap yearYes, 366 days
This date in other formats
ISO 86011064-11-18
British (D/M/Y)18/11/1064
American (M/D/Y)11/18/1064
Long formFriday 18th November 1064
RFC 2822Fri, 18 Nov 1064 00:00:00 GMT
Compact10641118
In wordsthe 18th of November, one thousand and sixty-four
Julian calendar equivalent12 November 1064the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew1 Kislev 4825the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)29 Dhu al-Qidah 456 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)27 Aban 443the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die388,575days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-28,562,803,200seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-28,562,803,200,000
Relationship to the epoch330,588 days before the Unix epoch
Julian Day Number2,110,000midnight UTC
Days since 1 January 1900-305,021
Days since 1 January 2000-341,545
Moon phase
PhaseWaxing crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC2%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC1 dayssince the previous new moon
Previous new moon17 November 1064
Next new moon16 December 1064
Previous full moon3 November 1064
Next full moon2 December 1064
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 ago351,339 days
In other terms961 years, 333 days and 18 hours
Weeks50191.3 weeks ago
Anniversary this yearin 24 days
Years elapsed961 complete years
Seasons & signs
Zodiac signScorpioWater sign
Chinese zodiac yearDragonthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Autumnmeteorological seasons, by whole months
Season (Southern Hemisphere)Spring
Easter Sunday that year17 April 1064
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