Recognised as Date
15 March 1004
- Thursday
- Q1
- Leap year
- Week 11
- Pisces
15 March 1004 falls on a Thursday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 75 of 366 in 1004, a leap year, falling in week 11 and quarter 1. Its Unix timestamp is -30,477,686,400. A full moon falls on this day.
Calendar position
Day of the weekThursdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month15th
Day of the year75 of 366
Days remaining in the year291
Days elapsed in the year74
ISO week numberWeek 11ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Thursday
QuarterQ1 1004
Year1004
Days in the month31
Leap yearYes, 366 days
This date in other formats
ISO 86011004-03-15
British (D/M/Y)15/03/1004
American (M/D/Y)03/15/1004
Long formThursday 15th March 1004
RFC 2822Thu, 15 Mar 1004 00:00:00 GMT
Compact10040315
In wordsthe 15th of March, one thousand and four
Julian calendar equivalent9 March 1004the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew14 Adar II 4764the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)14 Jumada I 394 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)24 Esfand 382the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die366,412days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-30,477,686,400seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-30,477,686,400,000
Relationship to the epoch352,751 days before the Unix epoch
Julian Day Number2,087,837midnight UTC
Days since 1 January 1900-327,184
Days since 1 January 2000-363,708
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 UTC15.4 dayssince the previous new moon
Previous new moon29 February 1004
Next new moon29 March 1004
This full moon15 March 1004
Next full moon14 April 1004
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 ago373,465 days
In other terms1,022 years, 179 days and 12 hours
Weeks53352.1 weeks ago
Anniversary this year187 days ago
Years elapsed1,022 complete years
Seasons & signs
Zodiac signPiscesWater sign
Chinese zodiac yearDragonthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year15 April 1004
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