Recognised as Date
1 August 1200
- Tuesday
- Q3
- Leap year
- Week 31
- Leo
1 August 1200 falls on a Tuesday in the proleptic Gregorian calendar, which did not yet exist at the time. It was day 214 of 366 in 1200, a leap year, falling in week 31 and quarter 3. Its Unix timestamp is -24,280,473,600.
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 year214 of 366
Days remaining in the year152
Days elapsed in the year213
ISO week numberWeek 31ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Tuesday
QuarterQ3 1200
Year1200
Days in the month31
Leap yearYes, 366 days
This date in other formats
ISO 86011200-08-01
British (D/M/Y)01/08/1200
American (M/D/Y)08/01/1200
Long formTuesday 1st August 1200
RFC 2822Tue, 01 Aug 1200 00:00:00 GMT
Compact12000801
In wordsthe 1st of August, one thousand, two hundred
Julian calendar equivalent25 July 1200the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew12 Av 4960the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)11 Shawwal 596 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)10 Mordad 579the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die438,139days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-24,280,473,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-24,280,473,600,000
Relationship to the epoch281,024 days before the Unix epoch
Julian Day Number2,159,564midnight UTC
Days since 1 January 1900-255,457
Days since 1 January 2000-291,981
Relative to today
These values depend on today’s date and change daily.
Today14 September 2026
Days ago301,734 days
In other terms826 years, 37 days and 12 hours
Weeks43104.9 weeks ago
Anniversary this year44 days ago
Years elapsed826 complete years
Seasons & signs
Zodiac signLeoFire sign
Chinese zodiac yearMonkeythe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year9 April 1200
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