Recognised as Date
16 May 1071
- Tuesday
- Q2
- Common year
- Week 20
- Taurus
16 May 1071 falls on a Tuesday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 136 of 365 in 1071, falling in week 20 and quarter 2. Its Unix timestamp is -28,358,035,200.
Calendar position
Day of the weekTuesdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month16th
Day of the year136 of 365
Days remaining in the year229
Days elapsed in the year135
ISO week numberWeek 20ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Tuesday
MonthMay (month 5 of 12)
QuarterQ2 1071
Year1071
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011071-05-16
British (D/M/Y)16/05/1071
American (M/D/Y)05/16/1071
Long formTuesday 16th May 1071
RFC 2822Tue, 16 May 1071 00:00:00 GMT
Compact10710516
In wordsthe 16th of May, one thousand and seventy-one
Julian calendar equivalent10 May 1071the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew8 Sivan 4831the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)7 Shaban 463 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)26 Ordibehesht 450the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die390,945days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-28,358,035,200seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-28,358,035,200,000
Relationship to the epoch328,218 days before the Unix epoch
Julian Day Number2,112,370midnight UTC
Days since 1 January 1900-302,651
Days since 1 January 2000-339,175
Moon phase
PhaseWaxing gibbousthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC63%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC7.9 dayssince the previous new moon
Previous new moon8 May 1071
Next new moon6 June 1071
Previous full moon23 April 1071
Next full moon22 May 1071
Lit side, Northern HemisphereRight
Lit side, Southern HemisphereLeftthe 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.
Today20 September 2026
Days ago348,934 days
In other terms955 years, 120 days and 6 hours
Weeks49847.7 weeks ago
Anniversary this year127 days ago
Years elapsed955 complete years
Seasons & signs
Zodiac signTaurusEarth 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 year26 March 1071
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