Recognised as Date
16 August 1078
- Friday
- Q3
- Common year
- Week 33
- Leo
16 August 1078 falls on a Friday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 228 of 365 in 1078, falling in week 33 and quarter 3. Its Unix timestamp is -28,129,161,600. A new moon falls on this day.
Calendar position
Day of the weekFridayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month16th
Day of the year228 of 365
Days remaining in the year137
Days elapsed in the year227
ISO week numberWeek 33ISO 8601, weeks start on Monday
Week of the month3rd
Occurrence in the month3rd Friday
QuarterQ3 1078
Year1078
Days in the month31
Leap yearNo, 365 days
This date in other formats
ISO 86011078-08-16
British (D/M/Y)16/08/1078
American (M/D/Y)08/16/1078
Long formFriday 16th August 1078
RFC 2822Fri, 16 Aug 1078 00:00:00 GMT
Compact10780816
In wordsthe 16th of August, one thousand and seventy-eight
Julian calendar equivalent10 August 1078the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew29 Av 4838the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)28 Muharram 471 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)25 Mordad 457the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die393,594days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-28,129,161,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-28,129,161,600,000
Relationship to the epoch325,569 days before the Unix epoch
Julian Day Number2,115,019midnight UTC
Days since 1 January 1900-300,002
Days since 1 January 2000-336,526
Moon phase
PhaseNew 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 UTC0%≈to about 1%, by Meeus
Waxing or waningWaxing
Moon age at 12:00 UTC0 dayssince the previous new moon
This new moon16 August 1078
Next new moon15 September 1078
Previous full moon2 August 1078
Next full moon31 August 1078
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 ago346,284 days
In other terms948 years and 27 days
Weeks49469.1 weeks ago
Anniversary this year34 days ago
Years elapsed948 complete years
Seasons & signs
Zodiac signLeoFire sign
Chinese zodiac yearHorsethe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year7 April 1078
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