Date
1 September 1001
- Tuesday
- Q3
- Common year
- Week 36
- Virgo
1 September 1001 falls on a Tuesday in the proleptic Gregorian calendar, which did not yet exist at the time. It was day 244 of 365 in 1001, falling in week 36 and quarter 3. Its Unix timestamp is -30,557,692,800.
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 year244 of 365
Days remaining in the year121
Days elapsed in the year243
ISO week numberWeek 36ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Tuesday
QuarterQ3 1001
Year1001
Days in the month30
Leap yearNo, 365 days
This date in other formats
ISO 86011001-09-01
British (D/M/Y)01/09/1001
American (M/D/Y)09/01/1001
Long formTuesday 1st September 1001
RFC 2822Tue, 01 Sep 1001 00:00:00 GMT
Compact10010901
In wordsthe 1st of September, one thousand and one
Julian calendar equivalent26 August 1001the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew3 Elul 4761the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)3 Shawwal 391 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 Shahrivar 380the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die365,486days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-30,557,692,800seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-30,557,692,800,000
Relationship to the epoch353,677 days before the Unix epoch
Julian Day Number2,086,911midnight UTC
Days since 1 January 1900-328,110
Days since 1 January 2000-364,634
Relative to today
These values depend on today’s date and change daily.
Today9 September 2026
Days ago374,382 days
In other terms1,025 years and 18 hours
Weeks53483.1 weeks ago
Anniversary this year8 days ago
Years elapsed1,025 complete years
Seasons & signs
Zodiac signVirgoEarth sign
Chinese zodiac yearOxthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Autumnmeteorological seasons, by whole months
Season (Southern Hemisphere)Spring
Easter Sunday that year19 April 1001
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