Recognised as Date
9 January 1010
- Tuesday
- Q1
- Common year
- Week 2
- Capricorn
9 January 1010 falls on a Tuesday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 9 of 365 in 1010, falling in week 2 and quarter 1. Its Unix timestamp is -30,294,000,000. A full moon falls on this day.
Calendar position
Day of the weekTuesdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month9th
Day of the year9 of 365
Days remaining in the year356
Days elapsed in the year8
ISO week numberWeek 2ISO 8601, weeks start on Monday
Week of the month2nd
Occurrence in the month2nd Tuesday
QuarterQ1 1010
Year1010
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011010-01-09
British (D/M/Y)09/01/1010
American (M/D/Y)01/09/1010
Long formTuesday 9th January 1010
RFC 2822Tue, 09 Jan 1010 00:00:00 GMT
Compact10100109
In wordsthe 9th of January, one thousand and ten
Julian calendar equivalent3 January 1010the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew15 Tevet 4770the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)14 Jumada I 400 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)19 Dey 388the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die368,538days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-30,294,000,000seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-30,294,000,000,000
Relationship to the epoch350,625 days before the Unix epoch
Julian Day Number2,089,963midnight UTC
Days since 1 January 1900-325,058
Days since 1 January 2000-361,582
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 waningWaning
Moon age at 12:00 UTC15.1 dayssince the previous new moon
Previous new moon25 December 1009
Next new moon24 January 1010
This full moon9 January 1010
Next full moon7 February 1010
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 ago371,339 days
In other terms1,016 years and 245 days
Weeks53048.4 weeks ago
Anniversary this year252 days ago
Years elapsed1,016 complete years
Seasons & signs
Zodiac signCapricornEarth sign
Chinese zodiac yearDogthe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Wintermeteorological seasons, by whole months
Season (Southern Hemisphere)Summer
Easter Sunday that year8 April 1010
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Adjacent days
The same day in other years
Nerdulate something else
Nothing in mind? Surprise me · today’s page