Recognised as Date
9 September 1016
- Monday
- Q3
- Leap year
- Week 37
- Virgo
9 September 1016 falls on a Monday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 253 of 366 in 1016, a leap year, falling in week 37 and quarter 3. Its Unix timestamp is -30,083,616,000.
Calendar position
Day of the weekMondayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month9th
Day of the year253 of 366
Days remaining in the year113
Days elapsed in the year252
ISO week numberWeek 37ISO 8601, weeks start on Monday
Week of the month2nd
Occurrence in the month2nd Monday
QuarterQ3 1016
Year1016
Days in the month30
Leap yearYes, 366 days
This date in other formats
ISO 86011016-09-09
British (D/M/Y)09/09/1016
American (M/D/Y)09/09/1016
Long formMonday 9th September 1016
RFC 2822Mon, 09 Sep 1016 00:00:00 GMT
Compact10160909
In wordsthe 9th of September, one thousand and sixteen
Julian calendar equivalent3 September 1016the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew27 Elul 4776the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)27 Rabi I 407 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 Shahrivar 395the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die370,973days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-30,083,616,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-30,083,616,000,000
Relationship to the epoch348,190 days before the Unix epoch
Julian Day Number2,092,398midnight UTC
Days since 1 January 1900-322,623
Days since 1 January 2000-359,147
Moon phase
PhaseWaning crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC0%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC29 dayssince the previous new moon
Previous new moon11 August 1016
Next new moon10 September 1016
Previous full moon26 August 1016
Next full moon25 September 1016
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 ago368,905 days
In other terms1,010 years, 2 days and 12 hours
Weeks52700.7 weeks ago
Anniversary this year10 days ago
Years elapsed1,010 complete years
Seasons & signs
Zodiac signVirgoEarth sign
Chinese zodiac yearDragonthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Autumnmeteorological seasons, by whole months
Season (Southern Hemisphere)Spring
Easter Sunday that year7 April 1016
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