Recognised as Date
10 August 1980
- Sunday
- Q3
- Leap year
- Week 32
- Leo
10 August 1980 falls on a Sunday. It is day 223 of 366 in 1980, a leap year, falling in week 32 and quarter 3. Its Unix timestamp is 334,713,600. A new moon falls on this day at 19:09 UTC.
Calendar position
Day of the weekSunday
Day of the month10th
Day of the year223 of 366
Days remaining in the year143
Days elapsed in the year222
ISO week numberWeek 32ISO 8601, weeks start on Monday
Week of the month2nd
Occurrence in the month2nd Sunday
QuarterQ3 1980
Year1980
Days in the month31
Leap yearYes, 366 days
This date in other formats
ISO 86011980-08-10
British (D/M/Y)10/08/1980
American (M/D/Y)08/10/1980
Long formSunday 10th August 1980
RFC 2822Sun, 10 Aug 1980 00:00:00 GMT
Compact19800810
In wordsthe 10th of August, one thousand, nine hundred and eighty
This date in other calendars
Hebrew28 Av 5740the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)28 Ramadan 1400 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 Mordad 1359the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die723,037days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp334,713,600seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)334,713,600,000
Relationship to the epoch3,874 days after the Unix epoch
Julian Day Number2,444,462midnight UTC
Days since 1 January 190029,441
Days since 1 January 2000-7,083
Moon phase
PhaseNew moonthe instant falls at 19:09 UTC; 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 waningWaning
Moon age at 12:00 UTC29.2 dayssince the previous new moon
This new moon10 August 1980, 19:09 UTC
Next new moon9 September 1980, 10:00 UTC
Previous full moon27 July 1980, 18:54 UTC
Next full moon26 August 1980, 03:42 UTC
Relative to today
These values depend on today’s date and change daily.
Today20 September 2026
Days ago16,842 days
In other terms46 years, 40 days and 12 hours
Weeks2406.0 weeks ago
Anniversary this year41 days ago
Years elapsed46 complete years
Seasons & signs
Zodiac signLeoFire sign
Chinese zodiac yearMonkeythe animal changes at Chinese New Year, not 1 January
Season (Northern Hemisphere)Summermeteorological seasons, by whole months
Season (Southern Hemisphere)Winter
Easter Sunday that year6 April 1980
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