Recognised as Date
23 March 1473
- Sunday
- Q1
- Common year
- Week 12
- Aries
23 March 1473 falls on a Sunday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 82 of 365 in 1473, falling in week 12 and quarter 1. Its Unix timestamp is -15,676,761,600. A full 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 month23rd
Day of the year82 of 365
Days remaining in the year283
Days elapsed in the year81
ISO week numberWeek 12ISO 8601, weeks start on Monday
Week of the month4th
Occurrence in the month4th Sunday
QuarterQ1 1473
Year1473
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011473-03-23
British (D/M/Y)23/03/1473
American (M/D/Y)03/23/1473
Long formSunday 23rd March 1473
RFC 2822Sun, 23 Mar 1473 00:00:00 GMT
Compact14730323
In wordsthe 23rd of March, one thousand, four hundred and seventy-three
Julian calendar equivalent14 March 1473the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew14 Adar II 5233the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)14 Shawwal 877 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)3 Farvardin 852the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die537,719days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-15,676,761,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-15,676,761,600,000
Relationship to the epoch181,444 days before the Unix epoch
Julian Day Number2,259,144midnight UTC
Days since 1 January 1900-155,877
Days since 1 January 2000-192,401
Moon phase
PhaseFull 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 UTC100%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC15.5 dayssince the previous new moon
Previous new moon8 March 1473
Next new moon6 April 1473
This full moon23 March 1473
Next full moon21 April 1473
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 ago202,159 days
In other terms553 years, 175 days and 18 hours
Weeks28879.9 weeks ago
Anniversary this year180 days ago
Years elapsed553 complete years
Seasons & signs
Zodiac signAriesFire sign
Chinese zodiac yearSnakethe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year23 March 1473
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