Recognised as Date
7 August 1388
- Thursday
- Q3
- Leap year
- Week 32
- Leo
7 August 1388 falls on a Thursday in the proleptic Gregorian calendar, which did not yet exist at the time. It is day 220 of 366 in 1388, a leap year, falling in week 32 and quarter 3. Its Unix timestamp is -18,347,212,800.
Calendar position
Day of the weekThursdayproleptic Gregorian; contemporaries used the Julian calendar and would have named a different day
Day of the month7th
Day of the year220 of 366
Days remaining in the year146
Days elapsed in the year219
ISO week numberWeek 32ISO 8601, weeks start on Monday
Week of the month1st
Occurrence in the month1st Thursday
QuarterQ3 1388
Year1388
Days in the month31
Leap yearYes, 366 days
This date in other formats
ISO 86011388-08-07
British (D/M/Y)07/08/1388
American (M/D/Y)08/07/1388
Long formThursday 7th August 1388
RFC 2822Thu, 07 Aug 1388 00:00:00 GMT
Compact13880807
In wordsthe 7th of August, one thousand, three hundred and eighty-eight
Julian calendar equivalent30 July 1388the date contemporaries would have written, before the Gregorian calendar existed
This date in other calendars
Hebrew25 Av 5148the Hebrew calendar has been fully algorithmic since the ninth century, so this is exact
Islamic (tabular)25 Rajab 790 AHthe tabular reckoning; the calendar in religious use begins each month on an actual crescent sighting, so expect a day either way
Persian (arithmetic)17 Mordad 767the arithmetic (Birashk) calendar; the official Solar Hijri calendar takes its new year from the astronomical equinox at Tehran
Rata Die506,811days since 1 January 1 CE in the proleptic Gregorian calendar, the pivot every conversion here runs through
Unix time & day counts
Unix timestamp-18,347,212,800seconds since 1 January 1970, midnight UTC
Unix timestamp (ms)-18,347,212,800,000
Relationship to the epoch212,352 days before the Unix epoch
Julian Day Number2,228,236midnight UTC
Days since 1 January 1900-186,785
Days since 1 January 2000-223,309
Moon phase
PhaseWaning crescentthe same phase everywhere on Earth at the same instant
Illuminated at 12:00 UTC13%≈to about 1%, by Meeus
Waxing or waningWaning
Moon age at 12:00 UTC26.2 dayssince the previous new moon
Previous new moon12 July 1388
Next new moon10 August 1388
Previous full moon27 July 1388
Next full moon26 August 1388
Lit side, Northern HemisphereLeft
Lit side, Southern HemisphereRightthe 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.
Today18 September 2026
Days ago233,066 days
In other terms638 years, 36 days and 12 hours
Weeks33295.1 weeks ago
Anniversary this year42 days ago
Years elapsed638 complete years
Seasons & signs
Zodiac signLeoFire sign
Chinese zodiac yearDragonthe 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 1388
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