Recognised as Date
7 April 1263
- Saturday
- Q2
- Common year
- Week 14
- Aries
7 April 1263 falls on a Saturday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 97 of 365 in 1263, falling in week 14 and quarter 2. Its Unix timestamp is -22,302,432,000.
Calendar position
Day of the weekSaturdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month7th
Day of the year97 of 365
Days remaining in the year268
Days elapsed in the year96
ISO week numberWeek 14ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Saturday
QuarterQ2 1263
Year1263
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011263-04-07
British (D/M/Y)07/04/1263
American (M/D/Y)04/07/1263
Long formSaturday 7th April 1263
RFC 2822Sat, 07 Apr 1263 00:00:00 GMT
Compact12630407
In wordsthe 7th of April, one thousand, two hundred and sixty-three
Julian calendar equivalent31 March 1263the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew19 Nisan 5023the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)19 Jumada I 661 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)18 Farvardin 642the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die461,033days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-22,302,432,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-22,302,432,000,000
Relationship to the epoch258,130 days before the Unix epoch
Julian Day Number2,182,458midnight UTC
Days since 1 January 1900-232,563
Days since 1 January 2000-269,087
Moon phase
PhaseWaning gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC77%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC20.1 dayssince the previous new moon
Previous new moon18 March 1263
Next new moon16 April 1263
Previous full moon2 April 1263
Next full moon2 May 1263
Lit side, Northern HemisphereLeft
Lit side, Southern HemisphereRightthe same Moon seen from the other side of the equator; near the equator the lit side points up or down rather than to one side
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.
Today17 September 2026
Days ago278,843 days
In other terms763 years, 157 days and 6 hours
Weeks39834.7 weeks ago
Anniversary this year163 days ago
Years elapsed763 complete years
Seasons & signs
Zodiac signAriesFire sign
Chinese zodiac yearPigthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Springmeteorological seasons, by whole months
Season (Southern Hemisphere)Autumn
Easter Sunday that year8 April 1263
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